Douglas Reith
- Compleanno:
- 07/16/1953
- Luogo di nascita:
- Melton, Suffolk, England:
 | Downton Abbey: The Grand Finale (2025) Richard Grey |
 | Downton Abbey: A New Era (2022) Lord Merton |
 | The War Below (2021) Field Marshal Haig |
 | SAS: Red Notice (2021) Sir Charles Whiteside |
 | Downton Abbey (2019) Lord Merton |
 | Dumbo (2019) Sotheby |
 | Les Profs 2 (2015) Le chef de la sécurité |
 | Rush (2013) Awards Presenter |
 | W.E. (2011) Lord Brownlow |
 | Enid (2009) BBC Interviewer |
 | The Queen (2006) Lord Airlie |
 | The Queen's Sister (2005) Horace Featherstonehaugh |
 | Bloodlines: Legacy of a Lord (1998) |
 | An Englishman Abroad (1983) Toby |
 | The Happy Autumn Fields (1980) Fitzgeorge |
 | International Velvet (1978) Howard |