Seasons & episodes

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.

S4 · E1From Dublin With Love 2013-01-09 · 44 min＋

The extended Doyle family shows up on the doorstep unannounced and in huge trouble, leaving Jake and Mal to tangle with some formidable gangsters from across the pond.

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.