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| Año | Título | Personaje | Valoración |
|---|---|---|---|
| 2007 | Twelve in a Box | Bill | ★★☆☆☆ |
| 2001 | All The Queen's Men | McCinley | ★★★☆☆ |
| 1997 | Cómo pez en el agua | Weighing in Official | ★★★☆☆ |
| 1994 | Blood on the Dole | Hill Walker Man | ★★★★☆ |
| 1993 | The Detectives | Sir Lionel Case | ★★★☆☆ |
| 1991 | 2point4 Children | Commodore Henderson | ★★★★☆ |
| 1990 | Keeping Up Appearances | C.P. Benedict | ★★★★☆ |
| 1989 | Press Gang | Gordon Coles | ★★★★☆ |
| 1988 | The Woman He Loved | Inspector Evans | ★★★★★ |
| 1988 | El turista accidental | London Hotel Manager | ★★★☆☆ |
| 1987 | Brimstone and Treacle | Businessman | ★★★☆☆ |
| 1984 | Las aventuras de Sherlock Holmes | Inspector Hopkins | ★★★★☆ |
| 1983 | On the Third Day | ☆☆☆☆☆ | |
| 1983 | Reilly: Ace of Spies | Ericson | ★★★★☆ |
| 1981 | The Island of Adventure | M.I.5 Boss | ★★☆☆☆ |
| 1981 | Bergerac | Doctor | ★★★☆☆ |
| 1979 | Tales of the Unexpected | Harry | ★★★☆☆ |
| 1973 | Man at the Top | Tarrant | ★★★☆☆ |
| 1973 | Her Majesty's Pleasure | Inspector | ☆☆☆☆☆ |
| 1973 | Operation Magic Carpet | CIO at Tribunal | ☆☆☆☆☆ |
| 1972 | Running Scared | John | ☆☆☆☆☆ |
| 1971 | The Rivals of Sherlock Holmes | Capt. Harris R.N. | ★★★★☆ |
| 1968 | Number Ten | George Crowell | ☆☆☆☆☆ |
| 1965 | Public Eye | Counsel | ★★★★☆ |
| 1964 | The Runaway | Thomas | ☆☆☆☆☆ |
| 1964 | Delayed Flight | Shentor | ★★★☆☆ |
| 1964 | Victoria Regina | Mr. Anson | ☆☆☆☆☆ |
| 1962 | El santo | London Policeman | ★★★★☆ |
| 1956 | The Adventures of Sir Lancelot | Knight | ★★★☆☆ |
| 1956 | The Adventures of Sir Lancelot | Sir Lionel | ★★★☆☆ |
| 1956 | The Adventures of Sir Lancelot | Robert | ★★★☆☆ |
| 1955 | The Adventures of the Scarlet Pimpernel | Chauvelin's Agent | ★★★★☆ |
Películas destacadas de Paul Williamson
Estas son las películas más destacadas en las que ha trabajdo:
