King of Jazz

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

William Kent

General ('All Noisy on the Eastern Front') / Goldfish Owner ('Oh! Forevermore!') / Unmarried Couple's Offspring / Vocal ('Do Things For You')

Slim Summerville

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

Kathryn Crawford

Fourth Reporter ('Ladies of the Press')

Carla Laemmle

Chorine (as Beth Laemmle)