Dusty Ermine

Anthony Bushell

Det. Insp. Forsythe

Jane Baxter

Linda Kent

Arthur Macrae

Gilbert Kent

Ronald Squire

Jim Kent

Margaret Rutherford

Evelyn Summers aka Miss Butterby

Austin Trevor

Swiss Hotelier-Gang Leader

Davina Whitehouse

Goldie, the maid

Athole Stewart

Mr. Kent

Katie Johnson

Emily Kent

Felix Aylmer

Police Commissioner

George Merritt

Police constable

Wally Patch

Thug

Victor Rietti

Luggage Snatcher (uncredited)

Hal Gordon

Det. Sergeant Helmsley

Ralph Truman

Second Thug (uncredited)

Ralph Kemplen

Editor

Kurt Neubert

Additional Photography

Curt Courant

Director of Photography

Julius Hagen

Producer

Baynham Honri

Sound Recordist

Bernard Vorhaus

Director

L. du Garde Peach

Adaptation

W.L. Trytel

Music Director

Arthur Macrae

Additional Dialogue

Paul Hervey Fox

Additional Dialogue

Michael Hankinson

Adaptation

Andrew Mazzei

Art Direction

Otto Martini

Additional Photography

Leo Wilkins

Sound Recordist

James Davidson

Assistant Director

Neil Grant

Theatre Play