Elliott is the son of a Scottish father and Anglo-Indian mother, and was educated at Warwick School, an independent boys' school. He has a twin sister called Sophie and an older sister called Melissa.
Elliott has appeared in a number of productions at Stratford-Upon-Avon's Royal Shakespeare Theatre while studying at Warwick School. In 2006, he joined the cast of the acclaimed Royal National Production and following tour of The History Boys. With a mainly theatrical background before joining EastEnders he has appeared in Holby City and The Bill.
In 2009, Elliott was cast as Syed Masood in the BBC soap opera, EastEnders and he won the 2010 British Soap Award for Best Newcomer for this role. Syed was a gay Muslim struggling with his sexuality, family expectations and religion, his defining storyline being his gay affair with Christian Clarke. In September 2012, he announced he was leaving the soap; on 15 November 2012 he made his last appearance.
After leaving EastEnders, Elliott joined the cast of Tape in the West End In November 2013 Elliott appeared with The History Boys at the National Theatre 50 Years on Stage production, broadcast live by BBC Worldwide. In 2014 he appeared in Midsomer Murders – Wild Harvest and in the UK premiere of Urinetown: The Musical at St.James Theatre, as Mr. McQueen. He reprised his role in Urinetown with the West End transfer of the musical to the Apollo Theatre. In June 2016, Elliott made his first appearance as doctor Isaac Mayfield in the BBC medical drama Holby City. Since leaving Holby City in 2017, Elliot has continued to appear in stage productions across the UK. In 2019, he reappeared in the role of Isaac Mayfield for a short stint in Holby City.
|2004||Mile High||Journalist||1 episode|
|2006||Lewis||Hal Boss||1 episode|
|2008||The Bill||Robbie Nash||1 episode|
|2008||The Invisibles||Lee Ellis||1 episode|
|2008||M.I. High||Jerome||1 episode|
|2009||Holby City||Nick Michaels||1 episode|
|2009||Diego's Story||Diego||Short film|
|2009–2012||EastEnders||Syed Masood||Series regular|
|2014||Midsomer Murders||Nick Iver||1 episode|
|2016-2017, 2019||Holby City||Isaac Mayfield||Series regular|
- "About Marc Elliott". BBC. Retrieved 29 April 2010.
- "EastEnders' Syed Masood". BBC Asian Network.
- "EastEnders star Marc Elliott gets 'abused in the street' over gay affair storyline". Daily Mail. 19 May 2010. Retrieved 27 June 2011.
- "Marc Elliott plans festive TV". STV. 24 December 2009. Retrieved 26 May 2010.
- Wightman, Catriona (25 October 2009). "Elliott: 'EastEnders' ruined my birthday'". Digital Spy. Retrieved 26 October 2009.
- "Marc Elliott Radio".
- "Interview". BBC. Retrieved 14 April 2009.
- "Marc Elliott cast as 'Enders Syed Masood". Digital Spy. 20 February 2009. Retrieved 29 April 2010.
- "EastEnders star Marc Elliott gets 'abused in the street' over gay affair storyline". Daily Mail. London. 19 May 2010. Retrieved 19 May 2010.
- "'EastEnders' star Marc Elliott joins West End play 'Tape'". Digital Spy. London. 16 November 2012. Retrieved 16 November 2012.
- Brown, David. "EastEnders star Marc Elliott joins Holby City – see the first-look pictures". Radio Times. Retrieved 16 April 2016.
- Desk, BWW News. "Rebecca Trehearn, Marc Elliot, Amy Ellen Richardson, and More Star in Nottingham Playhouse's SWEET CHARITY". BroadwayWorld.com. Retrieved 31 January 2019.
- "Marc Elliot Theatre Credits". www.broadwayworld.com. Retrieved 31 January 2019.