After Harold comes home from surgery after eating a soccer ball, Chester and Bunnicula commit to helping their friend get some rest and read him a bedtime story. But after a monstrous hybrid of a spider and a lamb emerges from the book, they’re afraid their immobilized friend will be eaten! Bunnicula and Chester team up to save their friend.
Harold wants to prove that he can be responsible when he takes Cerberus' place as gatekeeper of the underworld, but...
While Mina is away for the weekend, a depressed Bunnicula turns invisible after eating a very dry, rotten yam.
Chester thinks Bunnicula is a robot made by aliens.
A prank war unfolds between Chester and Bunnicula.
When Patches decides to move in with Bunnicula and Harold, Chester knows that letting Mina's Dad know about Patches' Were-Dude curse could be a problem.
Harold must teach Chester how to be a 'secret service' animal if they are to rescue Bunnicula from some chipmunks, who have trapped him in their tree.
Bunnicula and the others traverse the sewers to retrieve Bunnicula's eye, but sewer mermaids won't make it easy.
A flooded basement means trouble for Bunnicula and the others when a Cellarmander eats them one by one. Together, Harold, Chester, Patches, and the Mumkey must rescue Bunnicula when he is eaten.
Bunnicula helps a family of rabbits deal with a belligerent horse who eats the rabbits of their carrots.
Mina and Marsha search the city for Bunnicula who is having a party, so Harold and Chester try to locate him before Mina does.
In this flashback episode, we learn how Bunnicula helped Jean Lafitte defeat the British with their magical locket.
Bunnicula faces an ancient threat at 40,000 feet.
Bunnicula eats a mystical mandrake root and takes the size of a human.
Bunnicula's been framed for the crime of eating all the food in the fridge, so it's up to Chester and Harold to brush up on their detective skills and prove Bunnicula's innocence.
Bunnicula accidentally erases Scott's memory after the latter finds out about Bunnicula's secret, but also becomes rather intelligent. Chester and Harold use this to take advantage of Scott and make him cater to their every whim, but this also makes Mina miss the old Scott.
When Chester and the other Orlock apartment cats are trapped in a mysterious dimension by a human-hating ghost cat, Bunnicula and Harold must to rescue him.
The pets find a magical locket that shows them the future, and they also learn that Mina will be in mortal danger when she becomes an adult. So, they decide to train her to be ready for any possible dangers to keep her safe.
The locket repairs itself and two Grunges decide to use it to capture Mina. Now, it's up to Bunnicula to save the future.
On a school field trip to the Nautral History Museum, Bunnicula drains an ancient plant and his 'lizard brain' starts to take over.
It's Easter, and when Bunnicula becomes chocolate after draining a cocoa bean, what will become of him when he is targeted by chocoholic children?
After Bunnicula, Chester and Harold escape an old Fairy Tale book, they accidentally bring with them the Wicked Queen from Snow White.
Bunnicula becomes a cat after absorbing a catnip pillow.
When Bunnicula, Chester,and Harold have vampire dance party, Prism-clad guardians take them to a vampire prison where other vampires - both human and animal vampires alike - are held.
Chester and the others find themselves in a world where candy are living beings.
A Government Agent searches Orlock Apartments for supernatural activity in order to save his job.
Bunnicula absorbs a seaweed and gets transformed into a Godzilla-like creature who terrifies a village of squirrels.
Bunnicula must travel into the world of text messaging to stop an embarrassing message that Mina sent to Scott.
When Bunnicula attempts to eat an apple as his first time to consume a fruit instead of a vegetable,he accidentally consumes a fly who lived inside the apple with a group of fruit flies and as a result he starts turning into a Vampire Rabbit/Fly hybrid.
After Bunnicula consumes a cabbage, he's shot into space and must find a way to make it back to Earth.
Bunnicula (with Lugosi’s special blend of beans used as a temporary sunblock) has an adventure at the beachside.
Bunnicula must help the rabbit family defeat a ghost rat in a game of mini golf.
Patches explains his origins, and how he first encountered Bunnicula.
A genie enjoys turning wishes into nightmares.
After getting magically awesome hairstyles, the pets realize there is a price for beauty.
The pets use their detective skills to track down Mina's lost pony in the underworld.
Chester’s perfect day ain’t all it’s cracked up to be.
Bunnicula accidentally creates clones of himself and it's up to Chester and Harold to find a way to get rid of them.
Chester and Harold must get rid of Bunnicula's hiccups before it's too late.