Miriam Hopkins as Susan Fletcher

Ray Milland as John O'Halloran

Walter Abel as Karl

Henry Stephenson as Mr. Fletcher

Alec Craig as Dermont O'Neil

Guinn "Big Boy" Williams as Mike

Betty Philson as Joan

Marianna Strelby as Katie

Margaret Dumont as Mrs. Bell-Rivington

Jean De Briac as George

Ivan Lebedeff as Prince Michael

Rafael Alcayde as Prince Ivan

Gregory Gaye as Prince Leopold

Richard Lane as Detective

Tom Kennedy as Detective

Cecil Kellaway as Fletcher's Butler (unconfirmed)

George Irving as Chief Judge at Custody Hearing (uncredited)

Leonid Kinskey as Eccentric Greenwich Village Writer (uncredited)

Frank Moran as Jake Kelly - Department Store Bouncer (uncredited)