Trevor 'Zig' Byfield (born 20 October 1943) is a British actor best known for his roles in Heartbeat, EastEnders, Casualty, The Bill, Holby City, Coronation Street, Family Affairs, Doctors, Only Fools and Horses, One Foot in the Grave, Birds of a Feather, The Professionals, Minder, Spooks, Lovejoy, So Haunt Me and New Tricks.