David Milch Creator, Executive Producer, Writer Steven Bochco Creator, Executive Producer Dennis Franz Det. Sgt. Andy Sipowicz Actor Ricky Schroder Det. Danny Sorenson 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 Bill Brochtrup John Irvin Actor Ray McKinnon Ted Guest Star Michele Maika Nadine DeMarco Guest Star Sal Landi Richie Vaughan Guest Star Joseph Sirola Rooster Rawlins Guest Star Nelson Mashita TARU Tech Guest Star Mark Tinker Executive Producer, Director Robert Doherty Producer Matt Olmstead Writer