Episode list

Lowlife Frankie Dwyer returns, this time importing Vietnamese women as sex slaves, as Caitlin goes undercover as the seller. Nash has a tooth ache and refers to Caitlin by his first wife's name. Joe is aggressively pursued by bodybuilder Spike; Evan bumps into Cassidy in his job as a parking lot attendant.

Nash goes undercover as a hitman for a drug cartel. Nick's poker buddies plan a bank heist; Inger returns from Sweden with her mother; Evan gets his engagement ring back from Cassidy.

A married woman is murdered by her lover and his wife. Evan is beaten up trying to free his girlfriend/hooker from the clutches of a pimp. Joe takes Evan in, but Evan attempts suicide. Boz Bishop asks for a promotion at the detective agency.

Frankie Dwyer returns again, putting out a contract on Nash's life while smuggling heroin inside of tofu containers. Nash and Caitlin's relationship is strained; Inger sets up Nick with her mother Ulla; Evan is born again in a baptism.

Nash pursues the disturbed brother of a dead cop, who uses the uniform to take law into his own hands and just plain take from people. Nick tries to get a driver's license.

A gang war erupts - Nash and the SIU puts a drug gangster and his crew out of business. Cassidy comes on to Evan as their lovemaking is shown on a live camera web site. Joe and Nick get involved in a tax scam with Nick's racehorse - Mr. Woody, as the horse is once again fit to race.

Nash goes undercover to stop a high-end heist artist. Joe helps a restaurant critic who receives death threats; Evan is back in the SIU; Caitlin takes an administrative job within the department; and Harvey helps out a troubled 12-year-old boy.

A gang of female prisoners escape in search of five million dollars in bearer bonds, while Nash helps the woman framed for the theft of the bonds. Joe has trouble with a delivery boy, while Cassidy considers a career with the CIA.

A nurse (and friend of Joe Dominguez) works for a plastic surgeon who has done work for the mob. She is murdered because she stole the before and after photos of altered mobsters. She leaves a key hidden in an unknowing Joe's golf bag, for which the mob searches fruitlessly. Joe then becomes a target of mobster Louis Fallon. Nick appears with Cassidy in her play as a last minute replacement but due to his health issues has trouble with his lines. Harvey meets a young lady with whom he is very copasetic but he is unaware of certain aspects of her personal and sex life which create potential obstacles.

When the Police Chief is murdered, Nash sets out to find the one responsible, but his efforts are hindered by a government agent who wants to arrest the one Nash seeks for something she feels is more important than murder.

After following the turncoat DEA agent to Las Vegas, Nash goes undercover as "Teddy Malone" to flush out Jimmy Z. In the process, Nash summons Evan and Harvey to come to Vegas to help him catch Jimmy Z's henchman who escaped custody. Cassidy follows Evan and proposes to him to which he says "yes" and then proceeds to go undercover at outdoor lounge with Harvey where they spot the escaped henchman and chase him into the hotel kitchen.

A deranged ex-cop has planted a bomb in the city and will give the location to Nash only if Nash kills Joe. Meanwhile Nash must also handle bringing Harvey a new partner, evicting Joe and Inger, and Cassidy's first day on duty. Inger and Joe purchase a house that seems too good to be true.

Nash butts heads with Cassidy's partner in vice and takes over her partner's case. Joe takes on a private investigation from a wine seller's who's pricey vintage bottles are being held hostage.

It's a double whammy with Nash and team having to deal with Tony B. and Tamara Van Zant. Joe goes undercover as a triangle player in an orchestra for a private detective gig.

Nash investigates a series of robberies committed by an organized group targeting wealthy people. Joe seeks help in stopping a neighborhood speeder. Meanwhile Joe takes a side gig to find a missing cat on top of a gig Nash takes on to solve the mystery of a pregnant nun claiming immaculate conception.

Nash accidentally stumbles upon a group of Marines who've stolen D.E.A. property, lead by an ex sergeant of Babcock's. Harvey finds out Babcock has yet more secrets that have been kept. Nick sets up Nash on a blind date with his lady's daughter, whom has more going on than meets the eye. Joe has troubles with his contractor.

Nash and Joe find not only themselves but their private investigators business impersonated. Harvey finds himself as the deciding vote in the neighborhood over a contentious issue. Cassidy investigates the supposed accidental death of a young college man.

Nash and Joe investigate a group of men killing each other to score points in a real life video game battle. Boz seeks Nash's help to clear himself of a murder charge, which also leads to surprising discoveries about Boz.

Rick Bettina escapes from prison with the help of an old foe of Nash's, leading on a hunt for him and the missing money. Joe has to deal with his contractor and his architect having a big fight and splitting.

A news reporter with a murderous stalker impedes Nash's investigation to help her. Joe decides to sell Inger's old car himself but things go bad when it's stolen and Joe is accused of having an affair. Harvey asks out a woman he accidentally gets naked pictures of.

Tony B is supposed to be dead, but his funeral leads Nash back to an old nemesis and blast from his past. Nick gets arrested for protesting the impending demolition of a building. Cassie goes on the hunt to find why this building is so important to Nick and how it ties into his past. Joe is accused by Inger of using marijuana, and Ulla is to blame. We find out about Nash's grandmother.