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