Jack Webb

Character: Pete Kelly

Janet Leigh

Character: Ivy Conrad

Edmond O'Brien

Character: Fran McCarg

Peggy Lee

Character: Rose Hopkins

Andy Devine

Character: George Tenell

Lee Marvin

Character: Al Gannaway

Ella Fitzgerald

Character: Maggie Jackson

Martin Milner

Character: Joey Firestone

Than Wyenn

Character: Rudy Shulak

Herbert Ellis

Character: Bedido

John Dennis

Character: Guy Bettenhouser

Jayne Mansfield

Character: Cigarette Girl

Mort Marshall

Character: Cootie Jacobs

Moe Schneider

Character: Trombonist (Big 7)

George Van Eps

Character: Guitarist (Big 7)

Ray Sherman

Character: Pianist (Big 7)

Dick Cathcart

Character: Trumpet Player / Webb's Cornet Double

Matty Matlock

Character: Clarinetist (Big 7)

Eddie Miller

Character: Saxophonist (Big 7)

Nick Fatool

Character: Drummer (Big 7)

Jud De Naut

Character: Bassist (Big 7)

Nesdon Booth

Character: Squat Henchman (uncredited)

Perry Botkin Sr.

Character: Tuxedo Band Member (uncredited)

Teddy Buckner

Character: Cornet Soloist (uncredited)

Harper Goff

Character: Tuxedo Band Banjo Player (uncredited)

Jester Hairston

Character: Mourner (uncredited)

Donald Kerr

Character: Drunk in Speakeasy (uncredited)

Hank Mann

Character: Argumentative Husband in Speakeasy (uncredited)

Harry 'Snub' Pollard

Character: Waiter (uncredited)

Joe Venuti

Character: Tuxedo Band Member (uncredited)