Guest Stars Heidi Vaughn as Marie Fenlon Patricia Medina as Mrs. Corot George Voskovec as Niles Co Starring Bert Kramer as Boyle Len Wayland as Chief Wedlow Paul Mantee as Frank Viola Gregory Morton as Prof. Brooks Fenlon William H. Burton Jr. as Harker Tom Stewart as Dr. Norman Wellesley Bob Orrison as Kalish Patty Elder as Barbara Nicholas Cortland as Gilbert Douglas Uncredited Steven Benson as Waiter Jack Clinton as Agent