The Doyles help a close family friend beat a manslaughter charge despite the fact that he refuses to defend himself; Jake’s relationship with his ex-wife, Nikki, is heating up when it should be cooling down – and Leslie might be the perfect distraction.
A young woman comes to The Doyles with one case – to find her unknown biological father – but they end up solving three; Jake is distracted by Leslie while trying to extract himself from Nikki.
The Doyles take on a cold arson case for Mal’s old flame to find out the tragic truth of what really happened when a girl died in a bar fire; Jake and Leslie are finally starting to connect when Jake discovers he might be… a daddy?
A wrongfully convicted murderer gets out of prison and offers the Doyles a generous payday if they find the real killer; Jake finds out the truth about Nikki’s pregnancy.
The Doyles start trailing a potentially cheating husband to find he deeply loves his wife but is in deep trouble with some menacing criminals and smugglers; as Nikki moves forward with her new beau, Jake and Leslie take it to the next level.
The Doyles show their sentimental side as they help Jake’s high school girlfriend run off into the sunset with her new husband, who’s running from both bad guys and good guys to just get away; Rose’s past comes back to haunt her in the form of her ex-con husband, while Leslie weighs whether or not she wants Jake in her future.
Jake sets out to find the true identity of a beautiful amnesiac who stumbles across his path and ends up fighting off her two stalkers; Martin Poole refuses to leave town and wreaks havoc in Rose and Mal’s relationship; and Leslie gives Jake the cold shoulder.
A grieving widow hires the Doyles to find out why her husband left a generous sum of money in his will to a woman she’s never heard of. Rose continues to battle with Martin over their divorce while Mal formulates a plan to get Poole out of their lives for good; and Leslie and Jake hit a comfortable stride as friends and colleagues - just as his divorce from Nikki becomes final.
When a dubious chip truck owner notices his truck is missing - along with his driver/best buddy - he cons Jake into taking the case; Martin really crosses a line with Rose and she takes matters into her own hands; and Jake’s divorce becomes final and he’s happy to tell Leslie that he’s now a free-agent. But Leslie’s just been bumped up the ladder with a promotion to Sergeant, and her eye is on the job, not Jake Doyle.
When Mal suddenly leaves town and lends Jake out to be shadowed by a pompous crime novelist looking for inspiration, Jake’s entire life, including his constant relationship woes, is put under the authorial microscope; a simple cheating spouse domestic case turns out to be something far more devious than it first appears; and Jake, expecting the return of his father, gets an unwelcome surprise when it’s not Mal standing in the kitchen to greet him but his troubled older brother, Christian.
Tensions are at an all-time high with Jake's older brother Christian back in town and the Doyles are on a case involving Walter's soon-to-be brother-in-law.
After getting a call from his brother Christian, Jake must help prove him innocent in a shady murder case. Meanwhile health issues creep up on Mal and Des along with Tinny take on a case by themselves.
A new case gets Jake and Mal caught in the middle of a daylight-kidnapping gang, which they quickly discover is all just a game. The game takes a sinister turn when one of the players turns up dead, and it's up to the Doyle P.I. Agency to find the killer in a very real murder. Des practises his investigative skills by tailing Tinny and finds out some very disturbing information.
In order to find out where some stolen goods are, Jake gets himself arrested in order to be jailed with the thief who knows the location; Mal finds out some information about Rose that she's been keeping hidden from him.
It's no laughing matter when a comedian is being stalked, and the Doyles are on the case to find the stalker; Jake gets some inside info on Allison.
When a member of the Doyle clan is in danger from both the police and a killer, the family comes together to stay safe.
It's matrimony -- Doyle style -- as Jake and Mal are tasked with finding the person responsible for sabotaging an upcoming wedding; Mal and Rose fix a bump in the road in their relationship as Jake and Allison hit a stride in theirs; Des comes to Tinny's rescue but ends up exploding her plans in the process.
When an old Doyle family friend accidentally goes missing at sea, the Doyles are hired by his daughter to find out what really happened; Jake is forced to bail out Christian and picks up another line of business and a pile of new debt.
Jake and Mal are called to check into some death threats that have been made to a respected psychiatrist; an old "friend" from the past shows up and makes an interesting proposition to the Doyles; after Leslie's close call, Jake and Leslie find themselves struggling a little in their new romantic relationships.
The Doyles reluctantly take on a case from a dodgy "old friend" when he promises them a big payday; Jake and Allison encounter friction when their professional lives impose on their personal relationship; Jake gets an interesting job offer from an unlikely source.
When Des finds himself in a very bizarre and compromising position, the Doyle clan works overtime to get him off the hook; Jake meets someone who has been complicating Allison's life; Tinny and Des start coming to terms with their feelings for each other.
Crime novelist Garrison Steele returns again to both hire and torment Jake to help him research a murder case; Jake and Leslie struggle to keep their mutual affection for each other in check; Allison receives some much-needed help from Jake.
Jake buys an expensive gift for Allison only to have it stolen by a thief; The Mayor finds himself in a compromising position and asks for Jake's help and his silence; Mal has trouble telling a lie to his kids; Leslie thinks she's being followed.
The Doyles are hired by a real estate agent to investigate a series of strange occurrences at the site of her controversial housing development; Leslie uncovers some suspicious facts about the Mayor; the tension between Jake and the Mayor hits a high point; Allison makes Jake a serious proposition.
When Tinny and Des are snatched from the safety of the Doyle home in broad daylight, Jake is forced to confront a dangerous man from his past (Paul Gross) to get them back; Leslie loses something else very precious to her; Jake makes a decision about his future with Allison.
Sergeant Jake Doyle is assigned to protect a mob informant but when a mysterious group of men impede him, Jake finds the tables turned - himself the target of a manhunt.
Jake and Mal investigate a hit-and-run and encounter a slippery criminal couple; Rose has a run-in with familiar ghosts from her past; Des discovers that Tinny's trip to London didn't go as expected. Guest star: Shannon Tweed
The Doyles are hired to recover a missing item belonging to a beautiful client; Nikki asks Jake a favour he wants nothing to do with; Tinny enlists Des in keeping a secret.
Novelist Garrison Steele returns, hiring the Doyles to track down the love of his life. On the homefront, the Doyles get a new houseguest who's not planning on leaving any time soon. Jake dodges his ex-wife Nikki while wooing his ex-girlfriend Leslie - who'll have none of it.
It's a trip down memory lane as the Doyles investigate the murder of an old client. But when the body count rises, Jake starts to question the whole case. Rose gets in hot water with the police and Des's budding romance with med student Chandra begins to rub Tinny the wrong way.
Jake and Leslie find themselves trapped while trying to stop a robbery in progress; When Mal discovers his son is missing, he and Des try to locate Jake before it's too late; Rose helps newly-returned Doyle daughter, Kathleen, with a problem from her past.
Jake Doyle is forced to help his high school nemesis track down missing money and win back the heart of his estranged wife; Des must decide between Chandra and Tinny once and for all; Rose and Kathleen take a step forward in their friendship.
Stuck in Her Majesty's Penitentiary, Jake's only chance of freedom lies in the capture of a wanted kidnapper; Mal and Rose investigate a case that hits close to home; Walter helps Kathleen with a parenting issue.
With the infamous Maurice Becker back in town, Jake Doyle must get to the bottom of Maurice's fabrications before he disappears again; a Quebec cop makes Leslie think twice about her single status; Des attempts to rebound after his break-up with Chandra.
As one member of a biased jury, Jake struggles to exonerate an innocent woman; Des uses his skills to assist Jake's investigation on the outside; A decision from Kathleen’s past puts the Doyles in danger.
When Des's dad is kidnapped after being released from jail, the Doyles must band together and save Jody Redmond before it's too late; Mal is distracted when he gets bad news about his old partner; Kathleen angers Tinny when she chooses an issue from the past over a case from the present.
Jake is hired to retrieve a priceless violin from a familiar con artist; Mal continues to dig into the death of his former partner; Kathleen is roped into another of George’s schemes.
The Doyles struggle to prove Mal's innocence when he's accused of murder, but end up digging a deeper hole; Kathleen gets some brotherly help with the George situation; Tinny discovers the identity of her father.
Six months after the shooting of Des Courtney, the Doyles are at a graveyard mass when Mal's estranged brother-in-law (Angus Macfadyen) arrives in desperate need of help. It turns out his son, Rory (Martin McCann), has fled to St. John's after getting himself in trouble with some gangsters back in Dublin, and he needs the Doyles to find him before the wrong people do. But when Jake finally does track Rory down, he finds himself becoming an accomplice in Rory's armed robbery of an underground casino. Now that Rory has even more gangsters after him, Jake has to figure out what his cousin is really up to; all while Mal wrestles with his longstanding resentment of his brother-in-law, stemming from something that happened when Jake's mother passed away. Amongst the family drama, Jake goes to the police station to talk to Leslie, only to find that her desk has been cleared out. In her place: Constable Monica Hayward who has done her research on Jake and is not sure if he's trouble - Jake could say the same about her. Tinny, meanwhile, is helping to surprise Jake with a very special gift.
Jake and Mal are given no choice but to help an escaped convict prove his innocence, and they get a glimpse of the drug trade in the city in the bargain; Tinny's curiosity about her father grows; Jake finds out why Leslie's been off the radar.
Jake and Mal are hired by a man to find his wife, who he claims is alive and well despite being reported dead for years; Tinny takes her investigation into Crocker a step further; Leslie embraces Jake as a confidante.
After a ransom drop goes bad, Jake and Mal fight against the clock and an unpredictable man to find the location of a kidnapped girl; Tinny shares some shocking news; Leslie slips deeper into her risky assignment.
Jake's worst fears are realized upon discovery that Leslie has gone missing while working her dangerous undercover assignment, and now he's determined to find her at all costs. Meanwhile, an unlikely and suspicious client enlists Des's PI services.
The Doyles are hot on the trail of an international art thief; Constable Hayward makes a grave mistake with career-impacting implications; Leslie struggles as she deals with an important family issue.
Jake rushes to Leslie's side when the death of her father takes them to her hometown of Brigus, where a time of mourning turns into a full-fledged Doyle-style investigation when the death is ruled suspicious; Crocker formulates a plot to keep from being transferred to Vancouver.
Jake finds himself juggling multiple cases while looking into attempts made on the life of his ex-girlfriend; Tinny's relationship with her Uncle Jake is becoming strained due to her budding relationship with her father.
When Jake is kidnapped and nearly burned alive, he escapes and teams up with Mal to track down his would-be killers and make sense of the whispers that a mysterious "boss" is behind the plot; Monica builds a case against Jake and ropes Tinny into it.
Mal and Rose try to keep an old friend safe and find out what kind of business he’s really into. Jake is laid up with a bad injury and his medication causes some strange dreams.
When a crazed bomber takes over the police station, it's up to Jake to try and diffuse the situation from the inside before the hostage crisis can turn fatal; Trapped outside, Leslie leads the RNC command post with Jake's life hanging in the balance.
The city is thrown into chaos when a prison break floods the streets with escaped cons, and a threat against Tinny makes it extremely personal for Jake; Unfazed by the warnings from her uncle and grandfather, Tinny oversees a police transport of seized guns and drugs.
With Tinny abducted at gunpoint by Maurice Becker, Jake and Crocker have no choice but to work together to get her back. While being held captive, Tinny attempts to get into Becker's head.
The worried Doyles and Leslie finally find out where Jake has been during his two month disappearance – but he’s brought some trouble back with him, including a rival for his affections. Tinny risks overstepping her professional bounds to help out her family. Des resolves to move on from Tinny. A stranger with a keen interest in Leslie comes to town.
Jake gets deterred by an old biking nemesis and an ambitious cop whilst trying to return a bail jumper to St. Johns.
Jake and Mal have to keep up with Sloan Daniels (Lola Tash), a mysterious girl with an eye for trouble -- and Jake’s GTO. Des feels a deep connection to the case which awakens painful memories.
Jake and Mal have no choice but to contend with a determined hitman when a man’s life is on the line. Tinny makes a big decision about her personal life. Leslie is put in the line of fire in Jake’s case – and is shocked to see it involves Callum Pardy. Des keep tabs on a suspicious businesswoman, Elaine Goodwin visiting the city. Jake has a proposition for Leslie – but is met with some shocking news.
Eccentric novelist Garrison Steele returns and pulls the Doyles into an unusual murder investigation.
A memory-addled Jake has must fill in the blanks from the night before when Sloan goes missing and her worried aunt, Patti (Serinda Swan) seeks his help. Mal and Des get tangled up with dangerous thug as Des avoids an awkward confrontation with Tinny. Jake and Leslie come to a crossroads in their relationship and finally make a decision regarding their future.
Jake takes a fishing trip with Mal and Des and uncovers a murder mystery in the woods; Rose runs into notorious frenemy Frances LeMont; Sloan pokes her nose in a case she shouldn’t; Des keeps a secret from the Doyles.
Jake is taken hostage and must investigate from inside an unusual, high stakes robbery; a trapped Mal risks his safety to help Leslie; Sloan’s secretive behaviour has Rose and Des alert.
Leslie joins forces with Callum after her informant is murdered, Jake gets involved in Callum’s business and Tinny’s constable skills are tested on a big case.
Jake crosses paths with a familiar hot headed cop, Jimmy O’Rourke, while chasing a super hacker. Mal and Rose negotiate their way to a windfall. Des becomes apprenticed to a slick new Master.
Jake pursues a missing painting and a convicted art thief out for revenge, the Doyles are on edge after a brutal attack on one of their own. Sloan struggles to find her place in the family.
Jake tries to locate a hustler to get out of debt; Leslie's suspicious of a fellow officer; Jake's ex visits.
Jake is forced to team up with his old partner and Tinny’s father Kevin Crocker (Paul Gross), who’s on the run and desperate to prove his innocence from the murder case he was implicated in so many years ago. Jake must work double time to keep loose cannon Crocker in check as they uncover an elaborate conspiracy which goes higher than anyone suspected. As Leslie investigates the missing Chief Inspector Craig Smallwood (Steve Bacic), she is caught by surprise as someone close to her is ambushed. Des seeks Rose’s advice as he wrestles with telling Jake an important secret.
While working on a case, Jake runs into Bill Murdoch, but is unsure of whether to trust him or not.
Jake and Mal investigate death threats at the airport targeting construction magnate.
Jake is up against the wall and faces the consequences of his actions at the worst possible time.
Jake tries to deal with what happened to Leslie while new cases crop up for him to solve.
Leslie has some conditions to meet before she can return to work; Jake tries to follow a not-so-legal money trail.
Jake is involved in a car accident that leads to investigating some shady doings at the track. Leslie must see a therapist in order to continue working, but doesn't want to. Mal and Jake keep Rose in the dark about a secret.
Jake and a dangerous woman team up to find a missing driver and keep a crime war from breaking out; Leslie offers to help Jake and the Doyles despite not getting her therapist's OK; Mal and Des' repo work bottoms out.
Jake seeks evidence to prove him innocent while he's being tracked a high-school enemy who's now a parole officer; Leslie compromises her job in a search for the truth; Mal and Rose have questions about the prodigal Christian's return.
Jake deals with a case that's literally been dropped off on his front step; Ned Bishop's stranger-than-usual behavior imperils a pivotal day for Christian Doyle; and Leslie's past actions come back to haunt her and lead to pressure from a new source.
When a tense strike at the docks turns violent, the Doyles team up with Jimmy and Wolf to protect a witness but uncover something more sinister in the process.
The Doyle's try to keep their stories straight during a police interrogation; Leslie and Jake keep secrets; Des and Tinny disagree on their relationship.
Jake's murder charge comes to the fore; Leslie faces a life-altering event as her job is on the line; Des shows up at the wrong place at the wrong time. Meanwhile, Tinny is torn between family and job; and the Doyles have 48 hours to solve a case.
In the series finale, Jake and Leslie are in the fight of their lives as powerful enemies close ranks; and the Doyles use all their tricks to protect their own, and receive help from an unlikely source.
Original half hour version The Hidden Agenda pilot of Republic of Doyle with Peter MacNeill instead of Sean McGinley. also featuring Sabrina Grdevich.
