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 Gerry Becker Guest Star Hazelle Goodman Guest Star Dorian Missick Guest Star April L. Hernandez Guest Star Mark Zimmerman Guest Star Karen Shallo Guest Star Michael Louis Wells Guest Star Kate Rigg Guest Star Collins Pennie Guest Star Dick Wolf Executive Producer William M. Finkelstein Executive Producer Arthur Penn Executive Producer