Boris Karloff
Host / Capt. John Elwood / Jonas Atterbury / Dr. Francis Mason
Acting
Harry Bartell
Edward Paige
Acting
Thomas Browne Henry
Blue
Acting
Kay Stewart
Ruth Elwood
Acting
Paul Bryar
Police Lt. Davis
Acting
Gretchen Thomas
Elizabeth Foley
Acting
Tudor Owen
Capt. Barney
Acting
Dorothy Allison
Judith
Acting
Russ Bender
Calvin Logan
Acting
Niall MacGinnis
Walter
Acting