Tom Ewell as Tom Miller

Jayne Mansfield as Jerri Jordan

Edmond O'Brien as Marty 'Fats' Murdock

Henry Jones as Mousie

Julie London as Herself

Barry Gordon as Barry the Paperboy

Ray Anthony as Himself

John Emery as Wheeler

Juanita Moore as Hilda

Fats Domino as Himself

Abbey Lincoln as Herself

Johnny Olenn as Himself

Nino Tempo as Himself

Eddie Cochran as Himself

Eddie Fontaine as Himself

Little Richard as Himself (uncredited)

Herb Reed as Himself

Phil Silvers as Milkman

Teddy Randazzo as Teddy Randazzo (uncredited)

Paul Robi as Himself