Diễn viên
Page Cavanaugh
Page Cavanaugh
Lionel Hampton
Lionel Hampton
Charlie Barnet
Charlie Barnet
Steve Cochran
Tony Crow
Paul Langton
Joe
Sidney Blackmer
Adams
Ben Welden
Monte
Louie Bellson
Drums
Virginia Mayo
Honey Swanson
Mel Powell
Mel Powell
Benny Goodman
Professor Magenbruch
O.Z. Whitehead
Professor Oddly
Tommy Dorsey
Tommy Dorsey
John 'Bubbles' Sublett
Bubbles
Orlandus Wilson
Orlandus Wilson
Hugh Herbert
Professor Twingle
Esther Dale
Miss Bragg
Howland Chamberlain
Mr. Setter
Danny Kaye
Hobart Frisbee
Louis Armstrong
Louis Armstrong
Felix Bressart
Professor Gerkikoff
Laurindo Almeida
Laurindo Almeida (uncredited)
Sue George
Cigarette Girl (uncredited)
J. Edward Bromberg
Dr. Elfini
Ludwig Stössel
Professor Träumer
Milicent Patrick
Woman at Dorsey Club (uncredited)