Season premiere. Car 27 stakes out a cockfighting ring. Cullen (Patrick Brammall) and Tolbeck (Tim Meadows) are rattled when a hero of the San Diego Police Department falls from grace. Both Marco (Jason Mantzoukas) and his new partner-in-crime, Frankie, have a secret. Fatima (Sunita Mani) falls victim to extortion. Jake Johnson and Cristin Milioti guest star.
Marco puts the entire cockfighting ring in jeopardy and must find a solution before it's too late. Fatima is forced to undergo sensitivity training. A dream scenario for Cullen and Tolbeck turns nightmarish. Jessica Alba and Harriet Dyer guest star.
The night of the cockfight arrives with unexpected results. Janice (Amy Sedaris) blames Fatima for her financial woes. Tolbeck has an unlikely admirer. Nasim Pedrad and Allison Bell guest star.
When Cullen and Tolbeck are reunited with a figure from their past, Cullen realizes that he doesn�t know his partner at all. Meanwhile, Marco and Frankie open up to each other, and Janice finally unravels. J.K. Simmons guest stars.
Zach, the new dispatcher at SDPD, goes to various lengths to impress Fatima. Cullen confronts Tolbeck, who admits a shameful secret. Chris Gethard guest stars.
Cullen and Tolbeck make a shocking discovery. Fatima is jealous of Zach�s newfound success. Marco comes clean and his situation with Frankie comes to a head.
Patrick Brammall
Detective Nick Cullen
Amy Sedaris
Janice Delongpre
Sunita Mani
Fatima Khorasani
Tim Meadows
Detective Judd Tolbeck
Arturo Castro
Miguel