Tyrone Power
Dion O'Leary

Alice Faye
Belle Fawcett

Don Ameche
Jack O'Leary

Alice Brady
Molly O'Leary

Andy Devine
Pickle Bixby

Brian Donlevy
Gil Warren

Phyllis Brooks
Ann Colby

Tom Brown
Bob O'Leary

Sidney Blackmer
General Phil Sheridan

Berton Churchill
Senator Colby

June Storey
Gretchen

Paul Hurst
Mitch

Tyler Brooke
Specialty Singer

J. Anthony Hughes
Pat O'Leary

Gene Reynolds
Dion O'Leary (as a boy)

Bobs Watson
Bob O'Leary (as a boy)

Madame Sul-Te-Wan
Hattie

Spencer Charters
Commissioner W.J. Beavers

Rondo Hatton
Rondo - Body Guard

Ruth Gillette
Miss Lou

Eddie Collins
Drunk

Clarence Wilson
Lawyer

Frank Dae
Judge

Harry Stubbs
Fire Commissioner

Joe King
Ship's Captain

Francis Ford
Driver

Wade Boteler
Police Officer

Gustav von Seyffertitz
Dutch - Politician in Jack's Office

Russell Hicks
Politician in Jack's Office

Brooks Benedict
Courtroom Spectator (uncredited)

George Chandler
Onlooker (uncredited)

Bess Flowers
Woman with Colby (uncredited)

Vera Lewis
Wedding Witness (uncredited)

Bert Moorhouse
Opening Night Guest (uncredited)

William H. O'Brien
Senate Waiter (uncredited)