Victor McLaglen

Dannie O'Neill

Walter Connolly

Michael Steele

Peter Lorre

Professor Sturm

June Lang

Sheila O'Neill / Nancy Steele

Robert Kent

Jimmie Wilson

Shirley Deane

The false Nancy Steele

John Carradine

Harry Wilkins

Jane Darwell

Mrs. Mary Flaherty

Frank Conroy

Dan Mallon

Granville Bates

Flaherty

Everett Brown

Billy Tarabull