David Milch Creator, Executive Producer, Writer 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 Gordon Clapp Det. Greg Medavoy Actor Kim Delaney Diane Russell Actor Andrea Thompson Det. Jill Kirkendall Actor Jeff Rector Peter Welch Guest Star Michael E. Rodgers Eddie 'The Fly' Golota Guest Star Lola Glaudini Dolores Mayo Guest Star Anna Berger Rosemary Guest Star Barry Gordon Dr. Berger Guest Star Lisa LoCicero Viveca Cerdan Guest Star Jerry Rector Patrick Welch Guest Star Sharon Lawrence ADA Sylvia Costas Guest Star Bill Clark Writer T.J. English Writer Matthew Penn Director Mark Tinker Executive Producer