David Milch Creator, Executive Producer Steven Bochco Creator, Executive Producer Jimmy Smits Det. Bobby Simone Actor Dennis Franz Det. Sgt. Andy Sipowicz Actor James McDaniel Lt. Arthur Fancy Actor Nicholas Turturro Detective James Martinez Actor Sharon Lawrence ADA Sylvia Costas Actor Gordon Clapp Det. Greg Medavoy Actor Gail O'Grady Donna Abandando Actor Justine Miceli Det. Adrienne Lesniak Guest Star Scott Cohen Eddie Reyna Guest Star Ron Dean Vincent Mackie Guest Star Isabel Glasser Christy Williamson Guest Star Adam Hann-Byrd Nick Williamson Guest Star Debra Messing Dana Abandando Guest Star John Rubinstein Matthew Bernstein Guest Star Gretchen German Dorie Duncan Guest Star Gregory Hoblit Executive Producer Ted Mann Writer Gardner Stern Writer Burton Armus Writer Andy Wolk Director