Republic of Doyle

In the explosive season premiere, the Doyles and Leslie finally find out where Jake has been all this time - but he's brought some trouble back with him; Tinny oversteps her professional bounds; a stranger with a keen interest in Leslie comes to town. Guest Stars: Emmanuelle Vaugier, Raoul Trujillo, Steve Bacic, Mark Critch, Ryan Robbins, Jonathan Keltz, Carlos Diaz.

Jake meets his match in a wily bail-jumper who he must bring back to the city - a task made very difficult when an old nemesis interferes; Tinny can't stay out of trouble, even while suspended; Mal and Rose keep tabs on a Crown Attorney who might not be on the up and up. Guest Stars: Stuart Margolin, Max Martini, Jennifer Podemski, Peter Mooney, Steve Bacic, Jonathan Keltz.

Jake and Mal have to keep up with a mysterious girl who gets one over on them; Des feels a deep connection to the case; Jake and Leslie face an unexpected surprise. Guest Stars: Lola Tash, Steve Bacic, Mark Critch, Jonathan Keltz, Brett Donahue, Seamus Morrison, Neil Crone.

Troublemaker Martin Poole (Nicholas Campbell) comes back and 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. Guest stars: Nicholas Campbell, Ryan Robbins, Jonathan Keltz, Claire Rankin, Steve Bacic, Mishka Thebaud.

Eccentric novelist Garrison Steele (Victor Garber) returns and pulls the Doyles into an unusual murder investigation which resembles one of his novels. Tinny moves on from Grayson but must deal with the fallout from both Grayson and Des. Jake zeroes in on a new enemy. Leslie tries to come to terms with the sudden change in her life.
Guest stars: Victor Garber, Ryan Robbins, Laura Mennell, Laura Miyata, Jonathan Keltz, Lola Tash.

A memory-addled Jake 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. Guest Stars: Serinda Swan, Lola Tash, Matt Bois, Adrian G. Griffiths, Scott McCord.

Jake takes a relaxed fishing trip with Mal and Des only to uncover a murder mystery in the woods with two unlikely hunters. Des helps a shaken hitchhiker who may know more than she's saying. Rose runs into a notorious frenemy, who has dark plans for Sloan. Leslie and Callum team up on a case. Des keeps a secret from the Doyles which backfires in a surprising development. Guest Stars: Shannon Tweed, Paulino Nunes, Ennis Esmer, Sophie Simmons, Ryan Robbins, Lola Tash, Rachel Skarsten, Mal Dassin.

Jake is taken hostage and must investigate from inside an unusual, high stakes robbery at a University while Leslie contends with the situation outside. A trapped Mal risks his safety to assist Leslie. Sloan's secretive behaviour has Rose and Des alert and concerned that she's up to her old tricks. Guest Stars: Craig Olejnik, Carrie Lynn Neales, Brittany Allen, Lola Tash.

When an informant of Leslie's is murdered, she investigates the case with Callum and their partnership takes an unexpected turn. Jake gets involved in Callum's business with notorious and resourceful Ray Maddox much to his distaste. Tinny's constable skills are tested on a big case earning her respect from an unexpected source.
Guest Stars: Ryan Robbins, Clint Butler, Thom Marriott, Darrin Baker, Jonathan Keltz, Sara Canning, Kate Corbett.

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 must release himself from a debt to a Montreal mob boss by locating a clever hustler. Leslie becomes suspicious of a fellow officer's motives. Jake is rattled by a visit from his exwife. Guest Stars: Rachel Wilson, Steve Bacic, Lothaire Bluteau, J Adam Brown, Olunike Adeliyi, Paul Fauteux.

Jake is forced to team up with his fugitive former partner Kevin Crocker who's determined to clear his name; Leslie must step up when a colleague is attacked; Des wrestles over telling Jake an important secret.
Guest Stars: Paul Gross, Sean Panting, Steve Bacic, Helen Johns, Benedict Campbell, Dayo Ade, Rachael Ancheril.

Jake crosses paths with cop Bill Murdoch (Yannick Bisson) on a strange case, but Jake's not sure he is telling the truth.

Jake and Mal investigate death threats at the airport targeting construction magnate, Elsa Tessier. Rose and Des discover something missing from the Doyle office safe. Leslie gets off on the wrong foot with the new police Inspector. Guest Stars: Natasha Henstridge, Rick Roberts, Kaitlyn Leeb.

Jake faces the consequences of his actions when a loved one's life is at stake. Rose and Des uncover a shocking betrayal from one of their own. Sloan makes a strong choice about her future. Leslie taps into her survival skills when pushed into a life-threatening corner. Guest Stars: Natasha Henstridge, Jason Gray-Stanford, Olunike Adeliyi.