Bing Crosby as J. Paul Jones

Kitty Carlisle as Princess Alexandra

Roland Young as Nicki

Alison Skipworth as Countess Rostova

Reginald Owen as Vova

William Frawley as James Smith

Marian Mansfield as Claire

Cecilia Parker as Suzette

Akim Tamiroff as Manager of Hotel

Arthur Housman as Waiter

Charles Arnt as Higgins

Louise Carter as Charity Lady (uncredited)

Gwenllian Gill as Young Yacht Guest (uncredited)

Donald Gray as Young Yacht Guest (uncredited)

Robert Klein as Cloche (uncredited)

Cromwell McKechnie as Paul's Secretary (uncredited)

Albert Petit as Paul's Waiter (uncredited)

George Polonsky as Paul's Chauffeur (uncredited)

Fred Santley as Yacht Guest (uncredited)

Rolfe Sedan as Artist (uncredited)

Frederick Sullivan as Hotel Guest in Hallway (uncredited)

Charles C. Wilson as Captain Dodge (uncredited)

Florence Wix as Yacht Guest (uncredited)