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 Fred Dalton Thompson Arthur Branch Actor Mandy Patinkin Guest Star David Chandler Guest Star Peter Appel Guest Star Jordan Charney Guest Star Andrew McCarthy Guest Star Christina Rouner Guest Star Jean Brassard Guest Star John Tormey Guest Star Shannon Burkett Guest Star Dick Wolf Executive Producer William M. Finkelstein Executive Producer Arthur Penn Executive Producer