Baron Frankenstein

Anton Diffring

Acting

Christine Halpert

Helen Westcott

Acting

The Monster

Don Megowan

Acting

Wilhelm

Ludwig Stössel

Acting

Max Halpert

Richard Bull

Acting

Doctor

Raymond Greenleaf

Acting

Gottfried

Peter Brocco

Acting

Police Chief

Sydney Mason

Acting

Inner Sanctum (archive footage) (uncredited)

David Hoffman

Acting