
Douglas Reith
Acting
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).

Downton Abbey: The Grand Finale
Lord Merton

Downton Abbey: A New Era
Lord Merton

The War Below
Field Marshal Haig

SAS: Red Notice
Sir Charles Whiteside

Downton Abbey
Lord Merton

Dumbo
Sotheby

Serial Teachers 2
Le chef de la sécurité

Rush
Awards Presenter

W.E.
Lord Brownlow

Enid
BBC Interviewer

The Queen
Lord Airlie

The Queen's Sister
Horace Featherstonehaugh

Bloodlines: Legacy of a Lord

Amy
Jimmy Martin

An Englishman Abroad
Toby

The Happy Autumn Fields
Fitzgeorge

International Velvet
Howard







