Alastair Mackenzie (born 8 February 1970) is a Scottish actor. He was born in Trinafour, near Perth and educated at Westbourne House School and Glenalmond College in Perthshire .
Mackenzie left home at the age of 18 and moved to London . Best known as having played the young laird Archie MacDonald in the BBC drama Monarch of the Glen , he also has theatre and film credits to his name.
He lives in Islington with his partner, Scottish actress Susan Vidler, with whom he has two children: a daughter, Martha, born in December 1999 and a son, Freddie, born in September 2004. His brother is director David Mackenzie, with whom he co-founded Sigma Films .
The Loch (2017)...Craig PetrieWolf Hall (2015)...William BreretonBorgen (2013)....Jeremy Welsh (Series 3)Taken: The Search for Sophie Parker (2013).... Ambassador Richard HillmanMiss Marple - A Caribbean Mystery (2013) .... Colonel HillingdonSkins (2012) .... GregoryBlack Mirror : "The National Anthem " (2011) .... MartinLewis (2010) .... Sebastian Anderson - LawyerReichenbach Falls (2007) .... Jack HarveyThe Shell Seekers (2006) .... RichardAgatha Christie's Poirot - Death on the Nile (2004) .... FergusonStrange (2002/I) .... RichMonarch of the Glen (2000–05) .... Archibald 'Archie' Horatio Hector MacDonald (Series 1-5) (2000–2003)Psychos (1999) .... Dr. 'Shug' NevinMidsommer Murders playing Felix Lancaster in series 18, episode 1 (2016)The Mentalist , playing Royston Daniel in series 1, episode 18 (2009) Murdoch Mysteries playing "Detective Edwin Scanlon" (episode # 2.2 "Snakes and Ladders") 10 February 2009Comic Relief Does Fame Academy playing "Himself" (episode # 2.5) 5 March 2005Poirot playing "Ferguson" in episode: "Death on the Nile" (episode # 12.1) 12 April 2004Strange playing "Rich" (voice) in episode: "Asmoth" (episode # 1.6) 5 July 2003French & Saunders playing "Archie MacDonald" in episode: "Celebrity Christmas Puddings" 25 December 2002This Is Your Life playing "Himself" in episode: "Julian Fellowes " 23 May 2002Hamish Macbeth playing "Gavin Robb" (as Sam MacKenzie) in episode: "In Search of a Rose" (episode # 2.2) 31 March 1996Game On! playing "Chris" (as Sam MacKenzie) in episode: "Fame" (episode # 1.6) 10 April 1995Lovejoy playing "Freddy" (as Sam MacKenzie) in episode: "Day of Reckoning" (episode # 6.2) 9 October 1994Soldier Soldier playing "Tim" (as Sam MacKenzie) in episode: "Further Education" (episode # 4.7) 1994Outlaw King (2018)93 Days (2016) ... Dr David Brett-MajorsCompany of Heroes (2013) ... Duncan ChamblissThe Sweeter Side of Life (2013) ... Benny ChristopheYou Instead (2011) .... MarkPerfect Sense (2011) ... Susan's WorkmateThe Edge of Love (2008) .... Anthony Devas New Town Killers (2008) .... JamieSnuff-Movie (2005) .... AndyThe Last Great Wilderness (2002) .... CharlieHorsehair (1998) .... MickCalifornia Sunshine (1997) (as Alistair Mackenzie) .... AndyBoca a boca (1995) .... Oswaldo, el Director Americano; aka Boca an acob (Spain: approximation of original mirrored title); aka Mouth to MouthDragonworld (1994) (as Sam Mackenzie) .... John McGowanAgamemnon The Sorcerer's Apprentice Cymbeline Four Dogs and a Bone The Priory Tiger Country The Last Great Wilderness (2002)Hallams Foe Pas (2007/8)