The Guinea Pig
A working-class boy wins a scholarship to a public school, as part of a post-World War Two experiment in bringing boys of different social classes together.
| Actor | Role |
|---|---|
 Richard AttenboroughJack Read | Jack Read |
 Sheila SimLynne Hartley | Lynne Hartley |
 Bernard MilesMr. Read | Mr. Read |
| CCecil TrouncerLloyd Hartley | Lloyd Hartley |
 Joan HicksonMrs. Read | Mrs. Read |
 Edith SharpeMrs. Hartley | Mrs. Hartley |
 Robert FlemyngNigel Lorraine | Nigel Lorraine |
 John ForrestFitch | Fitch |
 Herbert LomasSir James Corfield | Sir James Corfield |
 Brenda HoganLorna Beckett | Lorna Beckett |
 Wally PatchUncle Percy | Uncle Percy |
| OOlive SloaneAunt Mabel | Aunt Mabel |
 Hay PetriePeck | Peck |
 Timothy BatesonTracey | Tracey |
 Kynaston ReevesThe Bishop | The Bishop |
 Anthony NichollsMr. Stringer | Mr. Stringer |
 Clive BaxterGregory | Gregory |
| BBasil CunardBuckton | Buckton |
| MMaureen GlynneBessie | Bessie |
 Anthony NewleyMiles Minor | Miles Minor |
 Oscar QuitakDavid Tracey | David Tracey |
 Peter ReynoldsGrimmett | Grimmett |
 Tony WagerBert | Bert |
| PPercy WalshAlec Stevens | Alec Stevens |
| NNorman WatsonFanshaw | Fanshaw |
 Ray CooneyNot listed | Not listed |
| AAmbrose DayNot listed | Not listed |
 Robert Desmond(Uncredited) | (Uncredited) |
 Edward JuddNot listed | Not listed |
 James KenneyNot listed | Not listed |