if....

Malcolm McDowell

Mick Travis

David Wood

Johnny Knightly

Richard Warwick

Wallace

Christine Noonan

The Girl

Rupert Webster

Bobby Phillips

Robert Swann

Rowntree

Hugh Thomas

Denson

Michael Cadman

Fortinbras

Peter Sproule

Barnes

Peter Jeffrey

Headmaster

Anthony Nicholls

General Denson

Arthur Lowe

Mr. Kemp

Mona Washbourne

Matron

Mary MacLeod

Mrs. Kemp

Geoffrey Chater

Chaplain

Ben Aris

John Thomas

Graham Crowden

History Master

Charles Lloyd Pack

Classics Master

Guy Ross

Stephens

Robin Askwith

Keating

Richard Everett

Pussy Graves

Philip Bagenal

Peanuts

Nicholas Page

Cox

Robert Yetzes

Fisher

David Griffin

Willens

Graham Sharman

Van Eyssen

Richard Tombleson

Baird

Robin Davies

Machin

Brian Pettifer

Biles

Michael Newport

Brunning

Charles Sturridge

Markland

Sean Bury

Jute

Martin Beaumont

Hunter

Ellis Dale

Motorcycle Salesman (uncredited)

John Garrie

Music Master (uncredited)

Tommy Godfrey

School Porter (uncredited)

Peter Jaques

Schoolmaster (uncredited)

Simon Ward

Schoolboy (uncredited)