James Edward Carter is an English actor. He is best known for his role as Mr Carson in the ITV historical drama series Downton Abbey (2010–2015), which earned him four nominations for the Primetime Emmy Award for Outstanding Supporting Actor in a Drama Series (2012–2015). He reprised the role in the feature films Downton Abbey (2019) and Downton Abbey: A New Era (2022).

Downton Abbey is a British historical drama television series set in the early 20th century, created and co-written by Julian Fellowes. It first aired in the United Kingdom on ITV on 26 September 2010 and in the United States on PBS, which supported its production as part of its Masterpiece Classic anthology, on 9 January 2011. The show ran for six series and fifty-two episodes, including five Christmas specials.