Austin Trevor

Pierre Santos

George Hayes

Henry Otisse

Garry Marsh

Geoffrey Luce

Brian Buchel

Adam Steele

Robert Horton

Sir George Frame

Frederick Burtwell

Det. Inspector Grant

Kiyoshi Takase

Manservant

Claude Horton

Dyson

Dorothy Boyd

Dorothy Ayres

Marjorie Chard

Lady Groombridge

Vera Bogetti

Agnes Judd

Dorothy Minto

Lilian Hope

Kathleen Harrison

Nurse

Aubrey Mallalieu

Doctor

Leslie S. Hiscott

Director

Marten Cumberland

Screenplay

H. Fowler Mear

Adaptation

Julius Hagen

Producer

William Luff

Director of Photography

Michael C. Chorlton

Editor

James A. Carter

Art Direction

Fred V. Merrick

Assistant Director

Carlisle Mounteney

Recording Supervision

W.L. Trytel

Music Director

Charles

Hairdresser