
Douglas Reith
Acting
Born 1953-07-16 · Melton, Suffolk, England, UK
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).
Filmography

Downton Abbey: The Grand Finale
Sep 10, 2025

Downton Abbey: A New Era
Apr 27, 2022

The War Below
Sep 10, 2021

SAS: Red Notice
Aug 11, 2021

Downton Abbey
Sep 12, 2019

Dumbo
Mar 27, 2019

Serial Teachers 2
Jul 1, 2015

Rush
Sep 2, 2013

W.E.
Sep 1, 2011

Enid
Nov 16, 2009

The Queen
Sep 15, 2006

The Queen's Sister
Nov 26, 2005

Bloodlines: Legacy of a Lord
Jan 27, 1998

Amy
Jan 2, 1984

An Englishman Abroad
Nov 29, 1983

The Happy Autumn Fields
Nov 21, 1980

International Velvet
Jul 19, 1978