Trailer
Diễn viên
Lon Chaney Jr.
Prof. Norman Reed
Anne Gwynne
Paula Clayton Reed
Gertrude Astor
Party Guest (uncredited)
David Hoffman
The Spirit of the Inner Sanctum (uncredited)
Larry Steers
Party Guest (uncredited)
Ralph Morgan
Prof. Millard Sawtelle
Lois Collier
Margaret Mercer
Elizabeth Russell
Evelyn Sawtelle
Kay Harding
Student
Evelyn Ankers
Illona Carr
Elisabeth Risdon
Dean Grace Gunnison
Harry Hayden
Dean Septimus Carr
Phil Brown
David Jennings
Milburn Stone
Chuck Hamilton
The Carpenter (uncredited)