"In 1927, a Kansas City, Missouri cornet player and his band perform nightly at a seedy speakeasy until a racketeer tries to extort them in exchange for protection."
Jack Webb
as Pete Kelly
Janet Leigh
as Ivy Conrad
Edmond O'Brien
as Fran McCarg
Peggy Lee
as Rose Hopkins
Andy Devine
as George Tenell
Lee Marvin
as Al Gannaway
Ella Fitzgerald
as Maggie Jackson
Martin Milner
as Joey Firestone
Than Wyenn
as Rudy Shulak
Herbert Ellis
as Bedido
John Dennis
as Guy Bettenhouser
Jayne Mansfield
as Cigarette Girl
Mort Marshall
as Cootie Jacobs
Moe Schneider
as Trombonist (Big 7)
George Van Eps
as Guitarist (Big 7)
Ray Sherman
as Pianist (Big 7)
Dick Cathcart
as Trumpet Player / Webb's Cornet Double
Matty Matlock
as Clarinetist (Big 7)
Eddie Miller
as Saxophonist (Big 7)
Nick Fatool
as Drummer (Big 7)
Jud De Naut
as Bassist (Big 7)
Nesdon Booth
as Squat Henchman (uncredited)
Perry Botkin Sr.
as Tuxedo Band Member (uncredited)
Teddy Buckner
as Cornet Soloist (uncredited)
Harper Goff
as Tuxedo Band Banjo Player (uncredited)
Jester Hairston
as Mourner (uncredited)
Donald Kerr
as Drunk in Speakeasy (uncredited)
Hank Mann
as Argumentative Husband in Speakeasy (uncredited)
Harry 'Snub' Pollard
as Waiter (uncredited)
Joe Venuti
Director
Richard L. Breen
Screenplay
Ray Heindorf
Original Music Composer
David Buttolph
Howard Shoup
Costume Design
Feild M. Gray
Art Direction
John Sturtevant
Set Decoration
Robert M. Leeds
Editor
Production Design
Producer
James Potevin
Electrician
Leslie G. Hewitt
Sound
Dolph Thomas
Harry D'Arcy
Assistant Director
Gordon Bau
Makeup Artist
Gene Martin
Wardrobe Master
Stanley E. Campbell
Helen Thurston
Stunts
Harold Rosson
Director of Photography