Paul Whiteman
Vocalist ('Song of the Dawn' / 'It Happened in Monterey')
John Boles
Himself, Announcer / Soldier ('All Noisy on the Eastern Front')
Charles Irwin
Dancer ('It Happened in Monterey' / Vocalist 'A Bench in the Park' / 'Ragamuffin Romeo')
George Chiles
Jack White
Quartet Lead Singer ('Nellie')
Frank Leslie
Desk Sergeant ('Springtime') / Soldier ('All Noisy on the Eastern Front') / Waiter ('Oh! Forevermore!') / Front End of Horse / Quartet Member ('Nellie')
Walter Brennan
Quartet Member ('Nellie')
Churchill Ross
First Pianist at Giant Piano ('Rhapsody in Blue') / Quartet Member ('Nellie') (as Johnson Arledge)
John Arledge
Rubber Legs Dancer ('Happy Feet')
Al Norman
Voodoo Dancer ("Rhapsody in Blue")
Jacques Cartier
Dancer
Nell O'Day
Editor ('Ladies of the Press') / Stenographer ('In Conference') / Quartet Member, 'Nellie'
Laura La Plante
Specialty Dancer 'Ragamuffin Romeo' / 'Melting Pot'
Marion Stattler
Specialty Dancer 'Ragamuffin Romeo'
Don Rose
Bobbe (as The Brox Sisters)
Bobbe Brox
Kathlyn (as The Brox Sisters)
Patricia Brox
Lorraine (as The Brox Sisters)
Lorayne Brox
Trio Singer (as The Rhythm Boys)
Bing Crosby
Automobile Owner's Wife ("Springtime") / Marie ("All Noisy on the Eastern Front") (uncredited)
Yola d'Avril
Child ('Bridal Veil') (uncredited)
Marcia Mae Jones
Emcee - Hungarian Version
Bela Lugosi
Blonde ("A Bench in the Park") (uncredited)
Joan Marsh
Vocalist ('It Happened in Monterey' / 'Bridal Veil' / 'A Bench in the Park')
Jeanette Loff
Executive ('In Conference') / Unmarried Husband
Glenn Tryon
General ('All Noisy on the Eastern Front') / Goldfish Owner ('Oh! Forevermore!') / Unmarried Couple's Offspring / Vocal ('Do Things For You')
William Kent
Automobile Owner ('Springtime') / Rear End of Horse / Charles
Slim Summerville
Fourth Reporter ('Ladies of the Press')
Kathryn Crawford
Chorine (as Beth Laemmle)
Carla Laemmle
Bridegroom ('Bridal Veil' / 'A Bench in the Park')
Stanley Smith
Producer
Carl Laemmle Jr.
Additional Music
Billy Rose
Animation
Walter Lantz
Writer
Harry Ruskin
George Gershwin
Makeup Artist
Jack Pierce
Songs
Milton Ager
Presenter
Carl Laemmle
Scenario Writer
Edward T. Lowe Jr.
Jack Yellen
Supervising Editor
Maurice Pivar
Music
Alfonso Corelli
Assistant Art Director
Thomas F. O'Neill
James Dietrich
Choreographer
Russell Markert
Assistant Director
Robert Ross
Still Photographer
Eddie Ellsworth
Mabel Wayne
William Nolan
Music Director
Ferde Grofé Sr.
Recording Supervision
C. Roy Hunter
Orchestrator
Director
John Murray Anderson
Costume Design
Herman Rosse
Director of Photography
Hal Mohr
Ray Rennahan
Editor
Robert Carlisle
Jerome Ash
Art Direction
Special Effects Assistant
Roswell A. Hoffmann