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| Año | Título | Personaje | Valoración |
|---|---|---|---|
| 1958 | Further Up the Creek | Cooky | ★★★☆☆ |
| 1958 | Up the Creek | Cooky | ★★★☆☆ |
| 1957 | El pasante | Mr. Venner | ★★★★☆ |
| 1956 | The Last Man to Hang | Passport Official | ★★★☆☆ |
| 1956 | Testigo en peligro | Joe - British Legion Barman | ★★★☆☆ |
| 1956 | The Long Night Haul | Narrator | ☆☆☆☆☆ |
| 1956 | Private's Progress | SgtMaj. Gradwick | ★★★☆☆ |
| 1955 | La novia del monstruo | Jake | ★★☆☆☆ |
| 1955 | Passage Home | Cook | ★★★☆☆ |
| 1954 | To Dorothy, a Son | Waiter | ★★★☆☆ |
| 1953 | The Net | Ted (uncredited) | ★★★☆☆ |
| 1953 | Trouble in Store | Master of ceremonies | ★★★☆☆ |
| 1953 | Personal Affair | Man in Newsroom (uncredited) | ★★★☆☆ |
| 1953 | 36 Hours | Clerk (Uncredited) | ★★★☆☆ |
| 1951 | Mr. Denning Drives North | Mr. Ash | ★★★☆☆ |
| 1951 | Encore | Ship's Officer | ★★★☆☆ |
| 1951 | The Franchise Affair | Charlie (Uncredited) | ★★★☆☆ |
| 1951 | A Case For P.C. 49 | Coffee Dan | ★★★☆☆ |
| 1949 | Another Case of Poisoning | The Butcher | ☆☆☆☆☆ |
| 1949 | It's Not Cricket | Orderly | ★★★☆☆ |
| 1949 | Diamond City | ★★★☆☆ | |
| 1949 | Marry Me | Newspaper Reporter (uncredited) | ★★★☆☆ |
| 1948 | Mr. Perrin and Mr. Traill | Chauffeur | ★★★★☆ |
| Año | Título | Trabajo | Calificación |
|---|---|---|---|
| 1972 | Tatuajes indiscretos | Screenplay | ★★★☆☆ |
| 1965 | Rotten to the Core | Screenplay | ★★★☆☆ |
| 1960 | La extraña prisión de Huntleigh | Screenplay | ★★★☆☆ |
| 1958 | Up the Creek | Writer | ★★★☆☆ |
| 1958 | Further Up the Creek | Writer | ★★★☆☆ |
| Año | Título | Personaje | Calificación |
|---|
Películas destacadas de John Warren
Estas son las películas más destacadas en las que ha trabajdo:
