if....

Malcolm McDowell

Mick Travis

David Wood

Johnny Knightly

Richard Warwick

Wallace

Christine Noonan

The Girl

Robert Swann

Rowntree

Peter Jeffrey

Headmaster

Anthony Nicholls

General Denson

Arthur Lowe

Mr. Kemp

Mona Washbourne

Matron

Geoffrey Chater

Chaplain

Graham Crowden

History Master

Charles Lloyd Pack

Classics Master

Robin Askwith

Keating

David Griffin

Willens

Robin Davies

Machin

Brian Pettifer

Biles

Charles Sturridge

Markland

Sean Bury

Jute

John Garrie

Music Master (uncredited)

Tommy Godfrey

School Porter (uncredited)

Simon Ward

Schoolboy (uncredited)

Rupert Webster

Bobby Phillips

Hugh Thomas

Denson

Michael Cadman

Fortinbras

Peter Sproule

Barnes

Mary MacLeod

Mrs. Kemp

Ben Aris

John Thomas

Guy Ross

Stephens

Richard Everett

Pussy Graves

Philip Bagenal

Peanuts

Nicholas Page

Cox

Robert Yetzes

Fisher

Graham Sharman

Van Eyssen

Richard Tombleson

Baird

Michael Newport

Brunning

Martin Beaumont

Hunter

Ellis Dale

Motorcycle Salesman (uncredited)

Peter Jaques

Schoolmaster (uncredited)