King of Jazz

Paul Whiteman

Paul Whiteman

John Boles

Vocalist ('Song of the Dawn' / 'It Happened in Monterey')

Laura La Plante

Editor ('Ladies of the Press') / Stenographer ('In Conference') / Quartet Member, 'Nellie'

Jeanette Loff

Vocalist ('It Happened in Monterey' / 'Bridal Veil' / 'A Bench in the Park')

Glenn Tryon

Executive ('In Conference') / Unmarried Husband

Slim Summerville

Automobile Owner ('Springtime') / Rear End of Horse / Charles

Kathryn Crawford

Fourth Reporter ('Ladies of the Press')

Carla Laemmle

Chorine (as Beth Laemmle)

Stanley Smith

Bridegroom ('Bridal Veil' / 'A Bench in the Park')

Walter Brennan

Desk Sergeant ('Springtime') / Soldier ('All Noisy on the Eastern Front') / Waiter ('Oh! Forevermore!') / Front End of Horse / Quartet Member ('Nellie')

Churchill Ross

Quartet Member ('Nellie')

John Arledge

First Pianist at Giant Piano ('Rhapsody in Blue') / Quartet Member ('Nellie') (as Johnson Arledge)

Nell O'Day

Dancer

Bing Crosby

Trio Singer (as The Rhythm Boys)

Yola d'Avril

Automobile Owner's Wife ("Springtime") / Marie ("All Noisy on the Eastern Front") (uncredited)

Marcia Mae Jones

Child ('Bridal Veil') (uncredited)

Bela Lugosi

Emcee - Hungarian Version

Joan Marsh

Blonde ("A Bench in the Park") (uncredited)