Marshall started acting at an early age, making an appearance in British TV series The Bill, but it was in 2000 that his major breakthrough role came as Nick Harper in the BBCsitcomMy Family.
Since 2005, Marshall has appeared in TV and print adverts for the BT Group alongside Esther Hall.
Since his departure from My Family in 2003 he has returned twice. The first time was for one episode in series five (2004) and the second was for a Comic Relief special in 2005.
Marshall suffered head injuries after being hit by a car in Bristol in April 2008. [1] The accident happened in the early hours of 28 April2008 as Marshall enjoyed a night out with friends in Bristol city centre. He was taken to Bristol Royal Infirmary where a scan revealed head injuries. [2] He made a full recovery and began his performances in the play Fat Pig three weeks later, as scheduled.[3]