Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Halloween 3: Období čarodějnic | 1982 | |
| Writer | The Woman in Black | 1989 | |
| Actor | Nineteen Eighty-Four | 1954 | |
| Writer | Nineteen Eighty-Four | 1954 | |
| Writer | Quatermass and the Pit | 1967 | |
| Writer | Quatermass and the Pit | 1967 | |
| Writer | The Quatermass Xperiment | 1955 | |
| Writer | The Quatermass Experiment | 2005 | |
| Writer | The Witches | 1966 | |
| Writer | First Men in the Moon | 1964 | |
| Writer | The Abominable Snowman | 1957 | |
| Writer | The Abominable Snowman | 1957 | |
| Writer | Quatermass II | 1957 | |
| Writer | Quatermass II | 1957 | |
| Writer | Sharpe 06: Sharpovo zlato | 1995 | |
| Writer | Look Back in Anger | 1959 |