Cast
Lon Chaney Jr.
Alex Gregor, aka Gregor the Great
Evelyn Ankers
Maura Daniel
Elena Verdugo
Nina Coudreau
Martin Kosleck
Rudi
Tala Birell
Mme. Monet
Milburn Stone
George Keene
Douglass Dumbrille
Inspector Brant
Arthur Hohl
The Drunk in the Audience
Dennis Moore
Radio Announcer (uncredited)
Leyland Hodgson
Doctor in audience (uncredited)
Crew
Art
Russell A. Gausman
Set Decoration
Abraham Grossman
Art Direction
John B. Goodman
Art Direction
Ray Jeffers
Set Decoration
Costume & Make-Up
Vera West
Costume Design
Directing
Harold Young
Director
Editing
Fred R. Feitshans Jr.
Editor
Production
Will Cowan
Associate Producer