Jerry Orbach Det. Lennie Briscoe Actor Jesse L. Martin Ed Green Actor S. Epatha Merkerson Lt. Anita Van Buren Actor Sam Waterston Exec. Asst. D.A. Jack McCoy Actor Elisabeth Röhm Serena Southerlyn Actor Dianne Wiest Nora Lewin Actor Frank Whaley Guest Star Robert LuPone Guest Star J.K. Simmons Guest Star Josh Radnor Guest Star Jennifer Bassey Guest Star George Guidall Guest Star Ray Bokhour Guest Star Sarah Knowlton Guest Star Yaani King Mondschein Guest Star Dick Wolf Executive Producer William M. Finkelstein Executive Producer Arthur Penn Executive Producer