All Cast
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