Steven Bochco Creator, Executive Producer David Milch Creator Dennis Franz Det. Sgt. Andy Sipowicz Actor Mark-Paul Gosselaar Det. John Clark, Jr. Actor Gordon Clapp Det. Greg Medavoy Actor Henry Simmons Det. Baldwin Jones Actor Bill Brochtrup John Irvin Actor Jacqueline Obradors Det. Rita Ortiz Actor Currie Graham Lt. Thomas Bale Actor Bonnie Somerville Det. Laura Murphy Actor Lisa Lackey A.D.A. Lori Munson Guest Star Mary Page Keller Brigid Scofield Guest Star Sam McMurray Lieutenant Jeff Henry Guest Star Boris Krutonog Mischa Nasikoff Guest Star Shirshir Kurup Adeeb Amar Guest Star David Ackert Ibrahim Moussadiq Guest Star Alex Veadov Sergei Yesenin Guest Star James Martin Kelly Chief Duffy Guest Star Aleksandra Kaniak Varenka Bulgarin Guest Star John Rosenfeld Nick Macklin Guest Star Sima Kostov Panya Guest Star Natasha Alam Elena Guest Star Chuck O'Neil Charles Lusk Guest Star Rob Reinis Uniform 1 Guest Star Christopher Boyer Larry Guest Star Peter Anthony Rocca Chief's Driver Guest Star Mark Tinker Executive Producer Bill Clark Executive Producer William M. Finkelstein Executive Producer Tom Szentgyorgyi Writer Keith Eisner Writer Jesse Bochco Director