William Thomas: movies and TV shows
William Thomas has 47 credits in the archive: 30 films and 17 TV series, from 1963 to 2026. Highest rated: Doctor Who (7.9/10).
Career timeline
1963 – 2026 · busiest year: 2000 (4 credits)
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Full filmography
| Year | Title | Role | Type | Rating |
|---|---|---|---|---|
| 2026 | Under Salt Marsh | Owen Ellis | TV | 6.6 |
| 2024 | The One That Got Away | Griff Lloyd | TV | 6.4 |
| 2024 | Lost Boys and Fairies | Emrys | TV | 7.4 |
| 2024 | Mammoth | Barry | TV | 6.8 |
| 2023 | Tree on a Hill | John Frederick Watkins | TV | 6.5 |
| 2021 | The Pembrokeshire Murders | DCI George Jones | TV | 6.8 |
| 2021 | La Cha Cha | Pat | Film | 7.5 |
| 2020 | Gangs of London | Frank | TV | 7.8 |
| 2020 | Concrete Plans | Dave | Film | 6.1 |
| 2019 | Bittersweet Symphony | Dr. Kirkby | Film | 5.3 |
| 2018 | Requiem | Stan | TV | 6.2 |
| 2018 | Wild Honey Pie! | David Walker | Film | 3.7 |
| 2015 | Just Jim | Sammy | Film | 5.5 |
| 2015 | Which Way Is Ireland? | Taid | Film | — |
| 2013 | Y Syrcas | Film | — | |
| 2010 | Mr. Nice | Dennis Marks | Film | 6.1 |
| 2008 | Freebird | Welsh Farmer | Film | 5.7 |
| 2007 | Gavin & Stacey | Father Chris | TV | 7.4 |
| 2007 | Gavin & Stacey | Vicar | TV | 7.4 |
| 2007 | The Baker | Alun Thomas | Film | 6.4 |
| 2006 | Torchwood | Geraint Cooper | TV | 7.3 |
| 2006 | January 2nd | Tom | Film | 7.0 |
| 2005 | Doctor Who | Mr Cleaver | TV | 7.6 |
| 2003 | Otherworld | Hefeydd (voice) | Film | 5.7 |
| 2000 | Longitude | Arthur Mason | TV | 7.0 |
| 2000 | The Miracle Maker | Magi (voice) | Film | 6.2 |
| 2000 | Longitude | Arthur Mason | Film | 7.4 |
| 2000 | House! | Clipboard | Film | 6.7 |
| 1999 | Solomon & Gaenor | Idris Rees | Film | 5.9 |
| 1999 | Catfish in Black Bean Sauce | Douglas | Film | 5.4 |
| 1997 | Midsomer Murders | Bryn Williams | TV | 7.5 |
| 1997 | Twin Town | Bryn Cartwright | Film | 6.2 |
| 1996 | Darklands | Detective Jarvis | Film | 4.8 |
| 1995 | Dafydd | David Davies | Film | 3.0 |
| 1990 | Sticky Wickets | Cyril | Film | — |
| 1988 | Doctor Who: Remembrance of the Daleks | Martin | Film | 8.9 |
| 1988 | Reasonable Force | The Sportsman | Film | — |
| 1984 | The Magnificent Evans | Probert | TV | 6.8 |
| 1984 | The Extremist | Detective Inspector Jones | Film | 7.0 |
| 1981 | The Life and Times of David Lloyd George | William George | Film | — |
| 1979 | Changing Gear | John Lloyd / Keith Lloyd | Film | — |
| 1978 | Casey's Shadow | Jockey | Film | 6.5 |
| 1978 | Dylan: The Life and Death of a Poet | Idris | Film | 6.0 |
| 1975 | Madame Bovary | Albert | TV | 6.0 |
| 1975 | Antony and Cleopatra | Soldier | Film | 7.8 |
| 1963 | Doctor Who | Martin | TV | 7.9 |
| Buddha Boy | Grandad | Film | — |