Raymond Burr Perry Mason Actor Barbara Hale Della Street Actor William Hopper Paul Drake Actor Ray Collins Lt. Arthur Tragg Actor ZaSu Pitts Daphne Whilom Guest Star Mark Roberts Otto Gervaert , Gabe Phillips Guest Star Richard Erdman Charles (Monty) Montrose Guest Star Victor Buono Alexander Glovatski Guest Star Jay Barney Prosecutor Harry Clark Guest Star Wesley Lau Lt. Andy Anderson Guest Star Arlene Martel Fiona Cregan Guest Star Wynn Pearce Pete Manders Guest Star Pamela Curran Leslie Lawrence Guest Star Carl Don Myer Guest Star Lane Bradford Det. Arnold Buck Guest Star Gail Patrick Jackson Executive Producer Ben Brady Producer Arthur Marks Director Robert C. Dennis Writer