A frustrated big-band promoter runs in to rock-and-rollers Bill Haley and the Comets at a small-town dance. He quickly becomes their manager and, with the help of Alan Freed, hopes to bring the new sound to the entire country. But will a conniving booking agent, with a personal ax to grind with the manager, conspire to keep the band from making the big time?

Johnny Johnston
as Steve Hollis

Alix Talton
as Corinne Talbot

Lisa Gaye
as Lisa Johns

John Archer
as Mike Dodd

Henry Slate
as Corny LaSalle

Earl Barton
as Jimmy Johns

Bill Haley
as Himself

Alan Freed
as Himself

Freddie Bell
as Himself

Tony Martinez
as Himself