Inspector Hanaud

Kenneth Kent

Celia Harland

Judy Kelly

Harry Wethermill

Peter Murray-Hill

Mr. Ricardo

Walter Rilla

Madame Dauvray

Ruth Maitland

Adele Rossignol

Antoinette Cellier

Tace

Clifford Evans

Helen Vaquier

Martita Hunt

Mons. Besnard

Ronald Adam

Mons. Perrichet

Arthur Hambling

Director

Walter Summers

Novel

A.E.W. Mason

Writer

Doreen Montgomery

Director of Photography

Claude Friese-Greene

Editor

Lionel Tomlinson

Art Direction

John Mead

Camera Operator

Harry Gillam