Danny's new ghost powers are put to the test when the school cafeteria's all-vegetarian menu arouses the ire of the ghostly Lunch Lady, a 50-foot shambling pile of mystery meat who seeks revenge and a return to high-cholesterol diets. It's up to Danny to push her back in the fridge where she belongs.
Danny uses his ""overshadowing"" power to take control of his Dad during a parent-teacher conference, but the plan backfires when Jack Fenton is invited to chaperone the school dance. At the same time a ghostly amulet turns the girl with whom Danny is smitten into a dragon, and he must alternately control his Dad and fight the ghost dragon!
Skulker, a predatory ghost hunting legend who fancies himself a collector of all things rare and unique, has set his sights on Danny Phantom, the world's only half-ghost/half-human hybrid. The games begin, as good and evil ghosts face off.
When Danny sells some of his parents' ghost-hunting junk to make money to buy a cool new outfit, the objects take on a life of their own and go on the attack. Now he must defeat Technus, the Spectral Master of all things technological, without ruining his new duds.
After a series of humiliating run-ins with Dash, the school bully, Danny uses his powers to get revenge and triggers the ghost of Poindexter, a kid who was shoved in his locker so many times he haunts it to this day. Danny must battle this ghostly defender of nerds and geeks, while proving he's not the bully Poindexter thinks he is.
When wish-granting ghost Desiree gives Tucker ghost powers, Danny finds himself dealing with his friend's jealousy in the worst way possible: by having to fight him.
Danny meets his evil opposite in Vlad Plasmius, a childhood rival of his ghost-hunting dad, Jack. Unfortunately, Vlad acquired ghostly powers 20 years ago, which means he's stronger and more experienced than Danny -- and hell-bent on taking everything away from Jack Fenton including his life.
Danny fears he's going to cause his parents' break-up when he knocks Jack's anniversary gift into the Ghost Zone. Desperate to retrieve it, he dives into a ghostly dimension where he runs afoul of Walker, the ghost warden of a ghost jail, and is thrown into prison with every ghost he's ever caught.
Noticing a change in little bro Danny since the accident in the lab, Jazz mistakes his ghost hunting for depression and signs him up for therapy with Penelope Spectra, not knowing that Spectra is a ghost who feeds off teen misery!
When ghosts wreck a popular co-ed's school social life, she dedicates herself to hunting them, which forces Danny to deal with a threat just a few lockers down the hall. Worse yet, Tucker has a crush on the girl.
Danny and Sam find their platonic friendship turned forcibly romantic through the musical powers of Ember, a hard-rocking girl ghost who feeds off the idol worship of teens. With her massive, free concert scheduled only a few days away a concert that will be broadcast worldwide and give her ultimate power Sam has to get the now completely and utterly love-addled Danny to focus on fighting ghosts. Even if it means breaking his heart.
Living dual lives as a high school freshman and a superhero is a balancing act for Danny that just got even tougher, with both Lancer and his parents pressuring him to ace a test. At the same time Technus ghost master of technology has escaped into Danny's online game and threatens to flee into the Internet and take over every computer in the world!
In an attempt to beat Dash in a haunted house decorating contest, Danny ""borrows"" the enchanted sword of the Spirit of Halloween, the Fright Knight! When the evil, ghostly knight comes to retrieve his magic saber, he decides to stick around long enough to turn the real world into his own stormy realm of terror. Danny Phantom has other ideas, and banishes the Fright Knight to the Ghost Zone.
When Jazz falls for hunky boy ghost, Johnny 13, who can cast his shadow out and create bad luck for everyone who crosses him - especially the girls he's dating, Danny is forced to behave like an overprotective parent, much to Jazz's dismay. Furthermore Danny must beat Johnny back into the Ghost Zone before Jazz accepts his offer to go steady, or else!
Amity Park is thrown into chaos by the town's first mass invasion of ghosts. It's all part of a plan by the Ghost Zone's top Sheriff, Walker, to capture Danny Phantom. As Danny first battles, then befriends, a hulking ghost named Wulf, Walker and his deputies ""overshadow"" most of the people in Danny's inner circle. While eluding attacks from his ghost-fighting parents, Danny defeats Walker and restores calm in the city - but earns the title of ""Public Ghost Enemy #1"" in the process!
When Paulina witnesses Danny's ghost transformation, he fears the exposure. Imagine his surprise when Paulina swears to keep his secret - then becomes his girlfriend! Life is great for Danny, until he finds out that Paulina has actually been overshadowed by Johnny 13's girlfriend, Kitty, in her plot to make Johnny jealous. Danny reluctantly plays along to protect his own identity, but, when Kitty's welcome wears thin, Danny pleads with Johnny 13 to take her back. When Kitty abandons Paulina's body and goes back to her true love, Paulina resumes her indifference towards Danny Fenton - although she's now madly in love with Danny Phantom!
Maddie relishes the chance to bond with emotionally distant Danny at a weekend mother/son science seminar. However, the seminar is a ruse orchestrated by Vlad Masters - a.k.a. Vlad Plasmius, Danny's arch enemy! Vlad's plan is to convince Maddie and Danny to live with him while simultaneously destroying Jack with a massive ghost attack. When Vlad short-circuits Danny's powers, Danny gets to witness Maddie's impressive ghost fighting prowess. Meanwhile, a reluctant Jazz is pressed into ghost-fighting duty with Jack - and likes it, in spite of herself!
Danny and Valerie Gray are forced to become ""parents"" to a sack of flour for a one-week school assignment. At the same time Skulker, ghost hunter extraordinaire, decides to pit Valerie and Danny Phantom against each other in a contest - with the winner earning the privilege of becoming his prey. When Skulker's orchestrated contest ends in a tie, he handcuffs Danny and Valerie and hunts them both through the Ghost Zone. In order to survive, Danny and Valerie learn to let go of their mutual dislike and cooperate with each other - which may just affect their relationship in the real world. Or, not.
When Vlad Masters' ghost portal explodes, he schemes to replace it by stealing Jack Fenton's portal. As a distraction, Vlad anonymously offers a million dollar bounty to eliminate Danny Phantom. As ghost hunters from around the world gather in Amity Park to hunt the ghost kid, Danny sacrifices himself to Jack - both to win the prize money for Dad and to bolster Jack's inept reputation, which embarrasses Danny. However, when his family's life is put in jeopardy, Jack needs no help from Danny to save the day on his own.
Sam rebels when her overprotective parents forbid her from attending the strange Goth circus that's come to town. Little does she know that the circus performers are ghosts, under the mystical control of the creepy ringmaster named Freakshow, who also uses the ghosts to loot the town. When Danny falls under Freakshow's spell and joins the circus - and the robbery spree - Sam must operate under the radar to destroy Freakshow's magic crystal ball, free Danny and get grounded, big-time.
Danny and Sam get into a fight, and when Sam utters the words, "I sometimes wish I'd never met you", she finds herself in a world in which she and Danny are strangers. Worse than that, since it was Sam who encouraged Danny to check out the Fenton Portal the night he got his ghost powers, Danny doesn't have any powers! Now, Sam must convince Danny that they share a friendship and a history, and lead him back to the Fenton Portal for a second "accident" so he can again become Danny Phantom.
After being bitten by tiny green ghost beetles, the kids of Casper High get a mysterious illness that gives them ghost powers and are quarantined at a spooky old hospital outside of town. When Danny sneaks into the hospital to investigate, he is captured by Penelope Spectra and her assistant, Bertrand. They are the ones who started this illness as part of their plan to build Penelope a young and beautiful new body. All she needs is Danny's half-human/half-ghost DNA to complete her ghostly plan. With Danny captured and Sam sick, it's up to Tucker to conquer his fear of hospitals and free Danny before Penelope gets what she's after.
A group of ghostly skeletons under the command of a bratty 10-year-old pirate named Youngblood attacks FentonWorks and steals the ghost shield. Soon after, all the adults in Amity Park are packing for a cruise without their kids. Danny, Sam, and Tucker discover that the cruise is a hoax and the adults are under the spell of a mysterious (and cheesy) song created by Ember to make them into galley slaves for Youngblood's pirate ship! The stolen ghost shield prevents Danny Phantom from getting on board the ship, so Danny Fenton has to lead Amity Park's teenagers in a daring attempt to save their parents.
Vlad accidentally releases Pariah Dark, the Ghost King, and Danny realizes the only way to defeat Pariah is to use his parents' new invention: an ecto-skeleton battle suit that has one minor flaw---wearing it is fatal.
Technus is back! But this is a new and improved Technus, a smoother operator who refuses to shout out his plans. Danny's not worried, especially after he splits himself in two and decides to leave the ghost hunting to his super hero side and allow his teen self some time off to just be "normal." Unfortunately, Danny Phantom, super hero, begins to take his job too seriously and Danny Fenton, average teenager, starts to enjoy slacking off way too much. Meanwhile, Technus electronically infiltrates the Fenton RV -- and, then, all of FentonWorks -- siphoning off the energy to complete his upgrade. It's up to the two Dannys to work together and defeat Technus 2.0 before he drains all the power from Amity Park, and then the world!
Danny Fenton is losing his mind! At least, that's what Jazz decides when her little brother starts acting strangely and fighting ghosts that aren't there. In reality, Danny is being tormented by a revenge-seeking Youngblood, who cannot be seen by adults -- or by big sisters who think they're adults. When Jazz sells the family on a ghost-tech-free camping trip, Youngblood follows and unleashes a series of juvenile attacks that make Danny seem even crazier, and put the Fenton family in danger.
Danny's decision to cheat on a test upsets a group of beings in the Ghost Zone called the Observants, who fear Danny has taken the first step to becoming a villain. They send a ghost that controls time to stop Danny's downfall but it seems that only results in bigger problems for Amity Park.
Danny Fenton hates Christmas. When he accidentally destroys the only copy of a ghostly Christmas story, the book's author, Ghost Writer, makes Danny hate the holiday even more by turning him into the main character of a brand new Yuletide tale. Danny is now trapped in a scenario where everyone talks in rhyme! With his magical Quantum Keyboard, Ghost Writer creates a series of catastrophes that threaten to ruin Christmas for all of Amity Park and pins the blame on Danny. When Danny goes into the Ghost Zone to confront Ghost Writer, he is surprised to find his old ghostly enemies in a giving mood. Danny enlists them to help him defeat Ghost Writer and restore the spirit of Christmas to Amity Park and, perhaps, to his own heart.
Skulker's on a looting spree, snatching up a number of seemingly unrelated items. Unfortunately, Danny's attempts to stop him are thwarted by the well-intentioned meddling of Danny's new sidekick: Jazz. However, Danny didn't ask for -- and doesn't want -- Jazz's help, and after a series of humiliating mishaps, Danny blows up at his sister. In response, Jazz runs away from home... to Vlad's castle in Wisconsin! But it's only a ruse. Jazz soon manages to break into Vlad's inner sanctum and discovers that he has been using Skulker to collect the items necessary to upgrade the Fenton's stolen Ecto-Skeleton. When Danny arrives at the castle, Vlad makes Jazz don the improved battle suit in a no-holds-barred fight against Danny Phantom!
Technus is back, with a new plan to beam himself up to a super satellite and take over the world, and he's going to use Axion Labs to do it. As Danny Phantom battles Technus, Danny Fenton begins battling his feelings for Valerie, whose dad is back in charge at Axion. Sam and Tucker are surprised when Danny confesses he's thinking of asking Valerie to go steady. Unfortunately, as Technus puts his plan into action at Axion Labs, Valerie realizes her role as ghost hunter is putting her family and friends in danger. Can romance work between two kids with secret identities, or will the ghost boy and the ghost hunter end up breaking each others' hearts?
Although Danny Phantom can perform extraordinary physical feats, Danny Fenton is still something of a weakling. For this reason, Dash is assigned as Danny's "fitness buddy" to help him prepare for the Presidential Fitness Test at school. When Skulker appears at FentonWorks on his usual hunt, Danny Phantom, Dash, and Skulker are accidentally hit with Jack's new "Fenton Crammer," which shrinks them all to a half-inch tall! Worse yet, Danny's ghost powers don't work so well in his tiny form. Now, Danny and Dash must rely on each other's brains and natural physical abilities to get to the FentonWorks Emergency Op-Center and reverse the shrink ray before Skulker and his brand new fully-powered ecto-skeleton catches up to them.
Sam can barely contain her contempt for the "Miss Teenage Happy Princess" beauty pageant and its organizer, Dora Mattingly, when they descend on Casper High. She decides to enter the contest to make a statement about individuality, but makes a discovery instead: Dora Mattingly is the Dragon Ghost! Before she can get to the bottom of the mystery, she's inadvertently crowned Miss Teenage Happy Princess by its happy-go-lucky judge... Danny Fenton! When the tiara is placed on Sam's head, it magically transports her to a castle in the Ghost Zone, where she learns she's to be the bride of Dora's brother, the ghostly Prince Aragon. As Danny and Tucker head into the Ghost Zone to rescue Sam, she does her best to shake things up in the medieval ghost world she's stuck in.
Tucker's running for student body president, but no one's paying his campaign any notice, and that includes his campaign managers: Danny and Sam. On a field trip to a museum to look at ancient Egyptian artifacts, everyone is surprised that the pharaoh in question looks just like Tucker. And when Tucker looks in a ghostly mirror, his image brings the pharaoh's minion, Hotep Ra, to life! Hotep Ra bows before Tucker and becomes his servant, urging him to not stand by anymore and be ignored. Tucker's new attitude -- with help from his new king's scepter -- gets him even more respect than he expected when he accidentally transports his friends and classmates to ancient Egypt during a school debate. Now, Tucker is a king, and it's hard not to enjoy the perks. Unfortunately, the servant Hotep Ra has his eye on Tucker's throne and some sinister plans in mind for the students of Casper High.
Vlad is back, only now he's afflicted with a serious case of ecto-acne, a direct result of the college lab accident with Jack and Maddie. To ensure Danny helps him find a cure, Vlad infects Sam and Tucker with his disease, and Danny turns to Clockwork for help. Danny convinces Clockwork to let him go back in time to make sure the accident that injures Vlad never happens. Unfortunately, when he changes the past, he changes the present. When he arrives back in the present day, Maddie is married to Vlad and living in Wisconsin, and Jack's a ghost named Jack Plasmius! Now, Danny must go back in time for a second time to ensure his parents get together, but when he does, will that mean ecto-acne doom for Tucker and Sam?
Danny's dream of a peaceful summer vacation is shattered by Freakshow and his ghost minions, who manage to reveal Danny's true identity before kidnapping his family and friends.
Sam's got a new crush: Gregor, a goth transfer student from Europe. And Danny's jealous, although he won't admit it. Instead, he convinces himself that Gregor is an undercover operative for the Guys in White, out to get Danny Phantom. When Sam finds out Danny has been spying on her, she's furious, but Danny's suspicious grows when the Guys in White show up in Amity Park. The mystery deepens as Tucker tries to help Danny uncover Gregor's intentions. Is Danny right? Is Sam truly in danger from Gregor and the Guys in White, or is Danny just jealous of Sam and Gregor's growing romance?
Vlad's up to something and it involves Danny. After he sends three ghosts to Amity Park to battle Danny Phantom, it is revealed that he's working on his creepiest project yet: a clone of Danny Phantom. So far, the clones he creates can't sustain their forms for very long, but Vlad is determined to succeed. Danny doesn't have long to worry about Vlad's ghostly visitors, however, because he's distracted by the appearance of Danielle, a cousin he didn't know he had. And then, Danielle reveals that she too has ghost powers -- she's Dani Phantom! Unfortunately, she's also a product of Vlad's experiments, and therefore an imperfect ghost with an unstable form. Danny must convince his new "relative" to turn on her creator and help him destroy Vlad's evil experiment, before it's too late for both ghost kids.
Danny and Vlad’s game of revenge against each other begins with childish pranks, and, unfortunately for Danny, ends when Vlad decides to run for mayor of Amity Park! By overshadowing voters, Vlad wins in a landslide. The new mayor is eager to use his new power to make life as miserable as possible for Danny and his friends. He shuts down the Nasty Burger, outlaws technology, creates new school uniforms, and passes so many new laws in the name of “protecting the children” that Danny finds it impossible to go ghost.
After getting lost in the ghost zone, Danny and his friends find in a frozen zone the Infimap, a map that lets the holder to travel everywhere in the ghost zone. After Vlad Masters steals the map, Danny, Sam and Tucker must chase him through different times and places, from Salem to ancient Rome, to get this treasure before he manages to conquer Earth.
After an argument with their respective boyfriends, Spectra, Kitty and Ember join forces and use their powers to make all men vanish. Danny and Jack are fishing in Lake Eerie, the only place on Earth immune to the spell. Sam, Jazz and Maddie must stop the villainesses while Danny is out of town. Unfortuantely for Danny, Skulker is taking more time hunting Danny to prove his girlfriend how great hunter he is. Can Amity Park be saved without its hero?
Amity Park is in the midst of a drought, and Mayor Vlad, eager to score points, releases Vortex, the weather ghost, to make it rain. But when Vlad double crosses Vortex, the ghost conjures a storm that threatens to drown the town! As Danny Phantom flies to the rescue, he’s zapped by a lightning bolt. When he comes to, he discovers that his emotions are now directly tied to the weather!
Amorpho, a ghost with morphing abilities, impersonates people and gets them into trouble with it. He then impersonates Danny and both of them must learn the price of fame when a fenton device interrupts some of their powers, preventing Danny from returning to his human self and locking the evil shapeshifter in a shape that calls too much attention: Mr. Lancer's.
The building boom in Amity Park upsets Undergrowth, the ghost of all things plant-like and vegetative. The green-thinking ghost takes over the town, turning everyone into plants themselves. All except Sam, that is, whom he makes his Earth-loving queen. Unfortunately, Undergrowth brainwashes Sam and uses her to attack Danny! Danny, meanwhile, has been battling a nasty case of the chills that leaves him too weak to fight. Escaping from Undergrowth in the Ghost Zone, Danny turns to his cold-loving friend, Frostbite,who explains that Danny is developing a new power. Now, Danny must learn to master his new freezing skill so that he can make his way back to Amity Park and pull the town out of Undergrowth’s leafy clutches.
The Fentons sell Fenton Works to the Guys in White who plan to destroy the Ghost Zone (unaware that Earth will be destroyed too) with a missile; meanwhile, Danny starts to let the rich life get a hold of him and jeopardize his friendship with Sam and Tucker. Johnny 13 and Youngblood are actually nice to Danny in the Ghost Zone.
As one of the weakest ghost in the Ghost Zone, the Box Ghost attacks with every "deadly box" he has in the human world, but is easily defeated by Danny. He then makes a plan: he will use "Pandora´s Box", the most powerful box ever created, and will use the evil and deadly powers inside it to attack Amity Park. Now Danny must find the only one able to save the day: Pandora herself!
Danny wakes up wearing a strange headset in the Ghost Zone. He returns to Amity Park and discovers everyone is asleep thanks to the ghost of sleep, Nocturne, who is sucking up their dreams to increase his energy. Danny must wake his friends and sister in order to stop this threat.
Danny's class goes to a camping trip with Mr. Lancer and Ms. Teslaff to an abandoned place which is seemingly haunted. Soon reports of monster sightings and missing students have the whole camp shook up. Monsters start showing up and disrupting the camping trip. To Danny's surprise, these monsters are ghosts working for Walker, on the hunt for Wulf. Now Danny must save his old friend and his class from Walker!
Dani Phantom has finally returned to Amity Park. Having the trouble of dissolving into nothing worst than ever, she seeks the one person who can help her, her cousin and best friend, Danny Phantom! However, Vlad has been keeping track of her since her last appearance and plans to get his "little girl" back, by duping Valerie Gray into doing it for him. After finding Danielle, she uses her to lure Danny into a trap and now she has two Danny Phantoms trapped! Now stuck in the clutches of Valereie Gray, Danny must find a way to escape and save his cousin from being melted to ectoplasm by Vlad!
Danny gives up his powers after a ghost-hunting team formed by Vlad renders him obsolete. But the team ends up charging for its services, and Vlad demands he be named ruler of the Earth in exchange for saving the planet from a wayward asteroid.
