Tom Ellis is a Welsh actor best known for playing Dr Oliver Cousins in the BBC soap opera EastEnders and Detective Sergeant Sam Speed in a Life on Mars parody in the The Catherine Tate Show He was also Sam in the BBC comedy Pulling and plays Gary in Miranda Harts BBC2 comedy Miranda Other notable roles include Justyn in Channel 4s No Angels and Thomas Milligan in the series three finale of British sciencefiction television programme Doctor Who He also starred in the ITV comedy drama Monday Monday during July and August 2009 alongside Fay Ripley Ellis is married to actress Tamzin Outhwaite The family moved to England and Ellis attended High Storrs School in Sheffield and was a French Horn player in the City of Sheffield Youth Orchestra He was also a huge Sheffield Wednesday fan but now supports Arsenal