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 Gordon Clapp Det. Greg Medavoy Actor Sharon Lawrence ADA Sylvia Costas Actor Kim Delaney Diane Russell Actor Lindsay Crouse Jane Wallace Guest Star Lourdes Benedicto Gina Colon Guest Star Andrea Thompson Det. Jill Kirkendall Guest Star John Michael Bolger Art Boyd Guest Star Anthony DeSando Harvey Doss Guest Star Steve Mellor Jerry Silverton Guest Star Lorna Raver Grace Morgan Guest Star Victor Raider-Wexler Hyman Kozman Guest Star Lynn Cohen Margaret McClurg Guest Star David Fresco Apartment Superintendent Guest Star Lenny Venito Gabe Guest Star Patricia L. Hodges Nurse Guest Star Mark Tinker Executive Producer, Director Leonard Gardner Writer Nicholas Wootton Writer