Ruth Roland

Cornelia Du Play

Roland Drew

Inspector Vernon

Doris Covert

Yvonne Balsac

Kenne Duncan

John Sommerset

Eugene Sigaloff

Schubin

Miriam Battista

Toinette - the Maid

Arthur Stenning

Det. Sgt. Williams

Alex Frazer

Louis Mentone - Butler

Julian Gray

Mr. Balsac - Yvonne's Father

George Temple

Ivanov

Frederick Dodds Slade

Jerry Gowan

Gerald Rowan

Alex Michael

Cecil Nichol

M.R. Byatt

Minor Role (uncredited)

Edgar G. Ulmer

Director

Shirley Ulmer

Script Supervisor

Robert Martin

Assistant Camera

Maurice Metzger

Sound

James W. Campbell

Production Manager

Lem F. Kennedy

Assistant Production Manager

Fred Govan

Art Direction

Harold Peberdy

Production Designer

Ross Pitt-Taylor

Editor

Alfred Jacquemin

Cinematography

Kenneth J. Bishop

Producer

William Steiner

Associate Producer

Shirley Ulmer

Original Story

Edgar G. Ulmer

Original Story

Kenne Duncan

Screenplay

Kenne Duncan

Dialogue