Dr. Magrew / Puppet Master
Jane Magrew
Robert 'Tank' Winsley
Joey Carp
Station Owner
Art Cooney
Larry
Pogo
Sherrif Garvey
Deputy Wayburn
Medical Examiner (as William Knight)
Shipping Agent (as Pat Thomas)
Operator (voice)
Tommy Berke (voice)
Bully (uncredited)
All Puppets (voice) (uncredited)