George Brent as Dr. Karl Bernhard

Zita Johann as Miss Morgan

Vivienne Osborne as Sybil Bernhard

Alice White as Milli Lynch

Verree Teasdale as Luise Marheim

Frank Morgan as Alex Stevenson

C. Aubrey Smith as Edward Thorndyke

Wallis Clark as Dr. Veith

Henry Wadsworth as Fritz

Billy Bevan as Schultz

Theodore von Eltz as Exl

Barry Norton as Prince Vladimir Gleboff

Henry Victor as Baron von Luden

Edith Yorke as Mrs. Webber - Sick Passenger

Christian Rub as Peasant Father

Glen Cavender as Ship's Diner (uncredited)

Joyce Compton as Girl Overboard (uncredited)

Gladys Gale as Milli's Mother (uncredited)

Selmer Jackson as Older Man (uncredited)

Frank Jenks as Ship's Bandleader (uncredited)

May Wallace as

Leni Stengel as

Jane Keithley as

Knute Erickson as

Carrie Daumery as

Rosita Butler as

Barbara Barondess as