"Law & Order: Criminal Intent," Dick Wolf's third installment in the "Law & Order" franchise, follows the Major Case Squad as it investigates high profile crimes. In season nine, Saffron Burrowsjoins the cast as Detective Serena Stevens, a highly educated, worldly single parent with a broad range of life experiences to draw upon in solving even the toughest of cases. Mary Elizabeth Mastrantonio joins the cast as Captain Zoe Callas who comes to MCS from Internal Affairs, where she honed the pragmatic style and political skillfulness that make her a standout captain. Jeff Goldblum returns for season nine as Detective Zach Nichols, insightful and powerfully motivated to uncover the darkest side of human nature. Nichols uses his keen intelligence and off beat charm to reveal the criminal intent behind his homicide cases. After a triumphant eight-season run, Vincent D’Onofrio, Kathryn Erbe and Eric Bogosian say goodbye to "Law & Order: Criminal Intent." The two-part season opener will showcase the brilliant partnership between Detectives Goren (D'Onofrio) and Eames (Erbe) as they, along with Detectives Nichols (Goldblum) and Stevens (Burrows), unravel a case with devastating consequences for Captain Ross (Bogosian).