Reginald Le Borg
Director
Oliver Drake
Associate Producer
Virgil Miller
Director of Photography
Scott Darling
Adaptation
Fritz Leiber Jr.
Novel
Ben Pivar
Producer
William Hedgcock
Sound
Bernard B. Brown
Sound Director
Vera West
Costume Designer
John P. Fulton
Visual Effects
Richard H. Riedel
Art Direction
William Tummel
Assistant Director
A.J. Gilmore
Set Decoration
John B. Goodman
Art Direction
Russell A. Gausman
Set Decoration
Paul Sawtell
Original Music Composer
Milton Carruth
Editor
Brenda Weisberg
Screenplay
Lon Chaney Jr.
Prof. Norman Reed
Anne Gwynne
Paula Clayton Reed
Evelyn Ankers
Illona Carr
Ralph Morgan
Prof. Millard Sawtelle
Elisabeth Risdon
Dean Grace Gunnison
Lois Collier
Margaret Mercer
Harry Hayden
Dean Septimus Carr
Elizabeth Russell
Evelyn Sawtelle
Phil Brown
David Jennings
Kay Harding
Student
Gertrude Astor
Party Guest (uncredited)
Edmund Mortimer
Party Guest (uncredited)
Larry Steers
Party Guest (uncredited)
Chuck Hamilton
The Carpenter (uncredited)
David Hoffman
The Spirit of the Inner Sanctum (uncredited)
William Hudson
Second Gossiping Male Student (uncredited)
Milburn Stone
