Lucius Alexander Plantagenet Cary, Master of Falkland (born 1 February 1963), is an English screenwriter, producer, and ex-soldier.

His father was an elected hereditary peer in the House of Lords, and Cary is next in line to be Viscount of Falkland, the senior viscountcy of Scotland (created in 1620 by King James VI).

[2] He left with unremarkable grades and, after a brief stint as a runner in a New York theatre, joined the army on a whim: "I had a bet with a friend who didn't think I could do it, but I loved it.

On 23 July 1993, Cary married American actress Linda Purl,[3] with whom he has a son, Lucius (born 6 February 1995).

[citation needed] He appeared in the BBC programme The Gift on 10 February 2015, in which he met a fellow ex-soldier who wished to thank him for saving his life.