Douglas Reith

Douglas Reith

Douglas Reith is a British actor and teacher. He is best known for his role as Lord Merton in the television series Downton Abbey (2010–2015), as well as its two follow-up films. Reith was born in Melton, Suffolk. He studied acting at the Webber Douglas Academy of Dramatic Art. He began acting in the late 1970s, beginning with an appearance in International Velvet (1978) alongside Tatum O'Neal and Christopher Plummer. He worked as an announcer and presenter at BBC Radio 3 for five years before leaving to study Greats at Christ Church, Oxford for four years beginning in 1989. He worked as a teacher, including at Westminster School, before resuming his acting career. Reith joined the cast of Downton Abbey as Lord Merton in 2012, and alongside the cast was nominated for the Screen Actors Guild Award for Outstanding Performance by an Ensemble in a Drama Series at the 23rd Screen Actors Guild Awards. He reprised the role in the films Downton Abbey (2019) and Downton Abbey: A New Era (2022). In 2017, Reith was cast in Tim Burton's live-action remake Dumbo (2019). In 2019, he was cast in SAS: Red Notice (2021).

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Known For

Filmography

2025

Downton Abbey: The Grand Finale
Downton Abbey: The Grand Finale
as Richard Grey
Movie - Released: 9/10/2025

2022

Downton Abbey: A New Era
Downton Abbey: A New Era
as Lord Merton
Movie - Released: 4/27/2022

2021

The War Below
The War Below
as Field Marshal Haig
Movie - Released: 9/10/2021
SAS: Red Notice
SAS: Red Notice
as Sir Charles Whiteside
Movie - Released: 8/11/2021
Professor T
Professor T
as Dean
TV - Released: 6/3/2021

2019

Dumbo
Dumbo
as Sotheby
Movie - Released: 3/27/2019
Downton Abbey
Downton Abbey
as Lord Merton
Movie - Released: 9/12/2019
Pandora
Pandora
as Prescott Fleming
TV - Released: 7/16/2019

2017

Fearless
Fearless
as Justice Angus Hill
TV - Released: 6/12/2017

2016

Agatha Raisin
Agatha Raisin
as Lord Pendlebury
TV - Released: 6/7/2016
The Crown
The Crown
as Admiral Leach
TV - Released: 11/4/2016

2015

Serial Teachers 2
Serial Teachers 2
as Le chef de la sécurité
Movie - Released: 7/1/2015

2014

Outlander
Outlander
as Professor Brown
TV - Released: 8/9/2014

2013

Rush
Rush
as Awards Presenter
Movie - Released: 9/2/2013

2011

W.E.
W.E.
as Lord Brownlow
Movie - Released: 9/1/2011

2010

Downton Abbey
Downton Abbey
as Lord Merton
TV - Released: 9/26/2010

2009

Enid
Enid
as BBC Interviewer
Movie - Released: 11/16/2009

2006

The Queen
The Queen
as Lord Airlie
Movie - Released: 9/15/2006
Ancient Rome: The Rise and Fall of an Empire
Ancient Rome: The Rise and Fall of an Empire
as Metellus
TV - Released: 9/21/2006

2005

The Queen's Sister
The Queen's Sister
as Horace Featherstonehaugh
Movie - Released: 11/26/2005
Elizabeth I
Elizabeth I
as Jude
TV - Released: 9/29/2005
Elizabeth I
Elizabeth I
as Judge
TV - Released: 9/29/2005

2002

Rose and Maloney
Rose and Maloney
TV - Released: 9/29/2002

1998

Bloodlines: Legacy of a Lord
Bloodlines: Legacy of a Lord
Movie - Released: 1/27/1998

1996

The Prince and the Pauper
The Prince and the Pauper
as Chamberlain
TV - Released: 11/10/1996

1983

An Englishman Abroad
An Englishman Abroad
as Toby
Movie - Released: 11/29/1983

1980

The Happy Autumn Fields
The Happy Autumn Fields
as Fitzgeorge
Movie - Released: 11/21/1980

1979

Minder
Minder
as Bellars
TV - Released: 10/29/1979

1978

International Velvet
International Velvet
as Howard
Movie - Released: 7/19/1978