James Christopher Bolam, (born 16 June 1935) is an English actor, best known for his roles as Terry Collier in The Likely Lads and its sequel Whatever Happened to the Likely Lads?, Jack Ford in When the Boat Comes In, Roy Figgis in Only When I Laugh, Trevor Chaplin in The Beiderbecke Trilogy, Dr Arthur Gilder in Born and Bred, Jack Halford in New Tricks and the title character of Grandpa in the CBeebies programme Grandpa in My Pocket.