All Cast
Lyle Talbot
Inspector John
Herbert Rawlinson
Dr Boris Gregor
Steve Reeves
Lt Bob Lauwrence
Dolores Fuller
Marilyn Gregor
Clancy Malone
Don Gregor
Timothy Farrell
Vic Brady
Theodora Thurman
Loretta
Bud Osborne
Night Watchman
Mona McKinnon
Miss Willis
Don Nagel
Detective Davis
Conrad Brooks
Medical Attendant / Photographer
Edward D. Wood Jr.
Radio News Announcer
John Robert Martin
Detective McCall