The Guinea Pig

Edith Sharpe as Mrs. Hartley Oscar Quitak as David Tracey Peter Reynolds as Grimmett James Kenney Richard Attenborough as Jack Read Bernard Miles as Mr. Read Joan Hickson as Mrs. Read John Forrest as Fitch Herbert Lomas as Sir James Corfield Anthony Nicholls as Mr. Stringer Clive Baxter as Gregory Timothy Bateson as Tracey Ray Cooney Jack McNaughton Brenda Hogan as Lorna Beckett Sheila Sim as Lynne Hartley Hay Petrie as Peck Robert Desmond as (Uncredited) Olive Sloane as Aunt Mabel Kynaston Reeves as The Bishop Edward Judd Robert Flemyng as Nigel Lorraine Anthony Newley as Miles Minor Tony Wager as Bert

Bernard Miles Screenplay John Boulting Producer Gilbert Taylor Director of Photography