Ian Carmichael

Jim Dixon

Terry-Thomas

Bertrand Welch

Hugh Griffith

Professor Welch

Sharon Acker

Christine Callaghan

Jean Anderson

Mrs. Welch

Maureen Connell

Margaret Peel

Clive Morton

Sir Hector Gore-Urquhart

John Welsh

The Principal (as John Welch)

Reginald Beckwith

University Porter

Kenneth Griffith

Cyril Johns

Jeremy Hawk

Bill Atkinson

Ronald Cardew

Registrar

Penny Morrell

Miss Wilson

John Cairney

Roberts

Ian Wilson

Glee Singer

Charles Lamb

Contractor

Henry B. Longhurst

Professor Hutchinson (as Henry Longhurst)

Jeremy Longhurst

Waiter

Al Fernhead

Singer of "Lucky Jim" (voice)