
Biography
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).
Filmography25 titles

The Prince and the Pauper

Amy

The Crown

Outlander

Downton Abbey

John Mulaney: New in Town

Rush

Ancient Rome: The Rise and Fall of an Empire

International Velvet

Professor T

Downton Abbey: A New Era

Elizabeth I

Downton Abbey: The Grand Finale

Downton Abbey

The Queen

Rumpole of the Bailey

The War Below

Fearless

Dumbo

Rose and Maloney

W.E.

Agatha Raisin

An Englishman Abroad

SAS: Rise of the Black Swan

Pandora