Discover
Sandy Powell
Sandy Skipton

Kay Walsh
Diana

John Warwick
Brown

Gus McNaughton
Nobby
George Merritt
Bull

Leslie Perrins
Williams

Franklin Dyall
Dr. Stolk

Robert Rendel
Sir Herbert

Aubrey Mallalieu
Prof. Myles
Art
Philip Bawcombe
Art Direction
Camera
H.A.R. Thomson
Camera Operator
Crew
Hone Glendinning
Cinematography
Production
Herbert Smith
Producer
Sound
Harold V. King
Sound