Oliver Reed

Frank

Ann-Margret

Nora

Roger Daltrey

Tommy

Elton John

The Pinball Wizard

Eric Clapton

The Preacher

John Entwistle

Himself

Keith Moon

Uncle Ernie

Paul Nicholas

Cousin Kevin

Jack Nicholson

The Specialist

Robert Powell

Captain Walker

Pete Townshend

Himself

Tina Turner

The Acid Queen

Arthur Brown

The Priest

Simon Townshend

Vocal Chorus (voice)

Imogen Claire

Specialist's nurse (uncredited)

Steven Longhurst

Tommy Accolyte (uncredited)

Ken Russell

Cripple (uncredited)

Lisa Vanderpump

Girl at Christmas Party (uncredited)