Raymond Burr Perry Mason Actor Barbara Hale Della Street Actor William Hopper Paul Drake Actor Ray Collins Lt. Arthur Tragg Actor Skip Homeier Dr. Edley Guest Star Frank Cady Joe , Hiram Widlock Guest Star Virginia Gregg Mrs. Osborn Guest Star Richard Eastham Prosecutor Parness Guest Star Mort Mills Sergeant Ben Landro Guest Star Peter Whitney Roger Gates Guest Star Bek Nelson Janice Edley Guest Star Ed Kemmer Leslie Hall Guest Star Charles Irving Judge Guest Star Wally Brown Mr. Morgan - Manager Guest Star Percy Helton Asa Cooperman Guest Star Gail Patrick Jackson Executive Producer Ben Brady Producer Bernard L. Kowalski Director Maurice Zimm Writer