Douglas Reith is the actor who portrays Lord Merton in Downton Abbey.
He had a guest appearance on the show Outlander, in which Downton cast members Maria Doyle Kennedy, Brendan Patricks, Julian Wadham, and Ed Speleers also starred.
Douglas Reith is the actor who portrays Lord Merton in Downton Abbey.
He had a guest appearance on the show Outlander, in which Downton cast members Maria Doyle Kennedy, Brendan Patricks, Julian Wadham, and Ed Speleers also starred.