Alan Freed
— Himself
Jimmy Clanton
— Johnny Melody
Sandy Stewart
— Julie Arnold
Chuck Berry
— Himself
Jackie Wilson
— Himself
Ritchie Valens
— Himself
Jo-Ann Campbell
— Herself
Harvey Fuqua
— Harvey Fugua
Eddie Cochran
— Eddie Cochran
Jimmy Cavallo
— Jimmy Cavallo
Herb Vigran
— Bill Barnett
Frank Wilcox
— Harold Arnold
Barbara Woodell
— Mrs. Arnold
Milton Frome
— Mr. Martin
Joe Cranston
— Band Leader
Martha Wentworth
— Mrs. McGillicuddy
Inga Boling
— Amy
Robert Foulk
— Policeman
Phil Arnold
— Call Boy
William Fawcett
— Janitor
Dick Elliott
— Man in Phone Booth (uncredited)
Joe Flynn
— Head Usher (uncredited)
Judy Nugent
— Blonde Fan (uncredited)
Lili Rosson
— Malt Shop Girl (uncredited)
Adriano Celentano
— Adriano Celentano (uncredited)