
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 t…

Downton Abbey: The Grand Finale
as Lord Merton

Downton Abbey: A New Era
as Lord Merton

SAS: Red Notice
as Sir Charles Whiteside

The War Below
as Field Marshal Haig

Dumbo
as Sotheby

Downton Abbey
as Lord Merton

Serial Teachers 2
as Le chef de la sécurité

Rush
as Awards Presenter

W.E.
as Lord Brownlow

Enid
as BBC Interviewer

Professor T
as Dean · 24 ep.

Pandora
as Prescott Fleming · 1 ep.

Fearless
as Justice Angus Hill · 6 ep.

The Crown
as Admiral Leach · 1 ep.

Agatha Raisin
as Lord Pendlebury · 1 ep.

Outlander
as Professor Brown · 1 ep.

Downton Abbey
as Lord Merton · 8 ep.

Ancient Rome: The Rise and Fall of an Empire
as Metellus · 1 ep.

Elizabeth I
as Judge · 2 ep.

Rose and Maloney
1 ep.
The Queen
2006