He also played Danny Pearce in The Bill from 1993 to 1995, and Neil in EastEnders in 2002, and he has appeared in Doc Martin alongside his real life brother John Marquez, The Catherine Tate Show, Murder Most Horrid, and Plastic Man.
Marquez's father formerly worked as a waiter at the Costa Brava Ritz Hotel and later opened a chip shop when the family moved to Binley Woods.
He also had small roles in such series as Doc Martin, The Catherine Tate Show, Elizabeth I, The Business, EastEnders and Bedtime.
In 2013, he appeared in new ITV comedy drama The Job Lot, playing security guard Paul.
He has played the lead role of Dad in Billy Elliot the Musical at the Victoria Palace Theatre in London's West End since November 2010.