The Trans-Atlantic Mystery

Donald Meek

Dr. Crabtree - Criminologist

John Hamilton

Inspector Carr

Betty Pierce

Daisy

Harry T. Morey

Ship's Captain

Ray Collins

Waite

Walter Kingsford

Dodge - Miller's Valet (uncredited)

Charles Cahill Wilson

Detective Doyle (uncredited)

Joseph Henabery

Director

Edwin B. DuPar

Director of Photography

S.S. Van Dine

Writer

Burnet Hershey

Dialogue