David Milch Creator Steven Bochco Creator, Executive Producer Dennis Franz Det. Sgt. Andy Sipowicz Actor Mark-Paul Gosselaar Det. John Clark, Jr. Actor Gordon Clapp Det. Greg Medavoy Actor Henry Simmons Det. Baldwin Jones Actor Bill Brochtrup John Irvin Actor Jacqueline Obradors Det. Rita Ortiz Actor Currie Graham Lt. Thomas Bale Actor Bonnie Somerville Det. Laura Murphy Actor Joel Bissonnette Eric Praegitzer Guest Star Leon Russom Larry Praegitzer Guest Star Constance Zimmer Zoe Prentiss Guest Star Jason Cerbone Off. Ted Keogh Guest Star Lou Meyers King Tut Guest Star Matt Bushell Charlie Isadore Guest Star Josh Jacobson Jason Keys Guest Star Cathryn de Prume Denise Guest Star Leslie Stevens Julianne Sturdivant Guest Star Mark Tinker Executive Producer Bill Clark Executive Producer, Writer William M. Finkelstein Executive Producer Matt Olmstead Executive Producer, Writer Nicholas Wootton Executive Producer Jesse Bochco Director