David Crellin was born on 2 June 1961 in Sheffield, South Yorkshire, and is an actor known for playing Shawy in the UK version of Shameless. He has also appeared in Emmerdale as Billy Hopwood, BBC 2's BAFTA award-winning series The Cops as Alan Wakefield, and Coronation Street as gangster Jimmy Clayton. He also starred as Jimmy Grainger in the first series of Waterloo Road on BBC One.
Signed to British independent record label Everyday Records 2008, Crellin recorded a debut EP Innocent Bystander. In 2010 he returned to Coronation Street in another role; that of Colin Fishwick, a teacher friend of John Stape. David trained to become an actor at the Rose Bruford College of Speech & Drama.
Crellin lives with his wife and children in Horwich, Great Manchester.