Mark trained at The Central School of Speech And Drama.

He was an original cast member of the West End musicals 'Marguerite', 'Miss Saigon', 'Jesus Christ Superstar', 'Dr Doolittle', 'Oliver' and 'Saucy Jacks and the Space Vixens'. Other theatre works include the plays 'The Maids', Carva (Arcola Theatre), 'The Duchess of Malfi' (The Royal Exchange, Cheltenham), as well as Stephen Sondeim's 'Passion' at The Bridewell.

Film credits include 'Phantom of the Opera' and 'Jesus Christ Superstar’, both filmed at Pinewood, directed by Joel Schumacher and Gale Edwards. For TV he has appeared in 'Doctor Who', 'The Iceman Murders' and 'To Serve Them All My Days'.

Mark recently left 'Jersey Boys' after 4 years and appeared as Geoffrey in 'Billy' at the Union Theatre and has spent most of the last year on various film projects