Carole Lombard as Princess Olga / Wanda Nash

Fred MacMurray as King Mantell

Douglass Dumbrille as Lorel

Alison Skipworth as Lady Gertrude

George Barbier as Captain Nicholls

William Frawley as Benton

Porter Hall as Darcy

Lumsden Hare as Cragg

Sig Ruman as Steindorf

Mischa Auer as Morevitch

Bradley Page as The Stranger

Tetsu Komai as Kawati

Benny Bartlett as Ship's Bellhop (uncredited)

George Chandler as Film Man (uncredited)

David Clyde as Assistant Purser (uncredited)

Jean De Briac as French Baggage Official (uncredited)

Keith Daniels as Reporter (uncredited)

Eva Dennison as Second Gossipy Bridge Player (uncredited)

Eddie Dunn as Reporter (uncredited)

Dick Elliott as Ship's Surgeon (uncredited)

Charles Fallon as French Baggage Official (uncredited)

Gaston Glass as Photographer (uncredited)

Jack Hatfield as Reporter (uncredited)

Harry Hayden as Master of Ceremonies (uncredited)

Tom Herbert as Cabin Steward (uncredited)

Gladden James as Ship's Official (uncredited)

Edward Keane as Chief Purser (uncredited)

Paul Kruger as Assistant Purser (uncredited)

Nenette Lafayette as French Woman (uncredited)

Isabel La Mal as First Gossipy Bridge Player (uncredited)

James T. Mack as Cabin Steward (uncredited)

Alphonse Martell as Official at Le Havre Pier (uncredited)

Maybelle Palmer as Third Gossipy Bridge Player (uncredited)

Jack Raymond as Reporter (uncredited)

Christian Rub as Gustavson (uncredited)

Milburn Stone as American Reporter (uncredited)

George Sorel as Reporter (uncredited)

Bernard Suss as Steward (uncredited)

John Sutton as Ship's Passenger (uncredited)

Phil Tead as Jones, American Newsreel Man (uncredited)

George Templeton as Purser (uncredited)

Jacques Vanaire as Reporter (uncredited)

Ellinor Vanderveer as Ship's Passenger at Concert (uncredited)