Guest Stars George Cole as Mr. Newbold Brian Pettifer as Boy in grounds Peter Duncan as Boy in corridor John Horsley as Headmaster Tom Criddle as Tester Robert Gillespie as Groom Keith Skinner as Partridge Eivi Hale as Mrs Newbold Allan Warren as Jenkins Aubrey Richards as Shippard Christopher Witty as Heffer Michael Peake as Boy in bedroom Kenneth Ives as Classics master
