Stewart Marquis appeared in Coronation Street in January 2016 as Porter working at Ladybird Children's Hospital. He trained at the Royal Welsh College of Music and Drama and also appeared in the short film The Wondrous World of Work and Murder Casebook. His theatre roles include parts in Jorindel and the Nightingale, Wind in the Willows, Richard II, The Man Who Would Be Bing, Rameo and Ewliet, Much Ado About Nothing and The Lamplighters.