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 Kim Delaney Diane Russell Actor Gordon Clapp Det. Greg Medavoy Actor Nicholas Turturro Detective James Martinez Actor Andrea Thompson Det. Jill Kirkendall Actor Bill Brochtrup John Irvin Actor Henry Simmons Det. Baldwin Jones Actor Emily Bergl Anya Weiss Guest Star Misha Collins Blake DeWitt Guest Star Steven Schub Phillip Guest Star Drew Snyder Oscar Webb Guest Star Marco Rodríguez Carlos Jimenez Guest Star Peter Birkenhead Donny Goode Guest Star Jennifer Parsons Janet Webb Guest Star W. Earl Brown Bruce Rhodes Guest Star Scott Genkinger Darryl Lyman Guest Star Mark Tinker Executive Producer, Director Bill Clark Executive Producer, Writer Robert Doherty Producer Meredith Stiehm Writer Peter Markle Director