Steven Bochco Creator, Executive Producer, Writer David Milch Creator, Executive Producer, Writer David Caruso Detective John Kelly Actor Dennis Franz Det. Sgt. Andy Sipowicz Actor James McDaniel Lt. Arthur Fancy Actor Sherry Stringfield Laura Michaels Kelly Actor Amy Brenneman Janice Licalsi Actor Nicholas Turturro Detective James Martinez Actor Joe Santos Angelo Marino Guest Star David Schwimmer Josh '4B' Goldstein Guest Star Tom Towles Inspector Anthony Lastarza Guest Star Daniel Benzali James Sinclair Esq. Guest Star Shannon Cochran Lois Snyder Guest Star Vincent Guastaferro Sgt. Vincent Agostini Guest Star Robert Costanzo Alfonse Giardella Guest Star Sharon Lawrence ADA Sylvia Costas Guest Star Marco Rodríguez Ramon Lopez Guest Star Charles Parks I.A.D. Guy Guest Star Tony Montero Maitre D' Guest Star Joe Sabatino Marino Soldier Guest Star Jerry Cerwonka Judge Guest Star Tim Kelleher Uniformed Cop Guest Star Michael Mulheren Bartender Guest Star Sixto Ramos Paramedic Guest Star Brad Grunberg Leon the Bartender Guest Star Gregory Hoblit Director, Producer