Craig T. Nelson Chief Jack Mannion Actor Justin Theroux Actor Jayne Brook Actor Lynne Thigpen Actor Roger Aaron Brown Deputy Chief Joe Noland Actor David O'Hara Actor Sean Patrick Thomas Det. Temple Page Actor Elizabeth Marvel Off. Nancy Parras Actor John Amos Guest Star Michelle Forbes Guest Star Richard Burgi Guest Star Melinda McGraw Guest Star Erik King Guest Star Richard Fancy Guest Star Jean Smart Guest Star Sheryl Lee Ralph Guest Star Daphne Duplaix Guest Star Jonathan Banks Guest Star Tanya Wright Guest Star Segun Ajaga Guest Star Terry George Executive Producer, Director, Writer Denise Di Novi Executive Producer Rick Rosenthal Director Oz Scott Director Sandy Smolan Director Kevin Dowling Director Stephen Cragg Director Richard J. Lewis Director Peter Markle Director Pam Veasey Writer Scott Williams Writer Linda Gase Writer Michael Daly Writer Hans Beimler Writer Meredith Stiehm Writer Sadhbh Walshe Writer Aaron Iverson Writer Jack Maple Writer