William Boyde (born March 1953) is a British actor, best known for his work on British television. He has appeared in Just William (1977); the BBC drama Secret Army (1978); Bergerac (1981) and the detective series Dempsey and Makepeace (1985). Theatre work includes; Dr Watson in A Study in Scarlet, Jack Favell in Rebecca and Charles Condomine in Blithe Spirit.
Boyde is most famous for playing the role of James Willmott-Brown, the owner of the Dagmar winebar, in the BBC soap opera EastEnders (1986-1989; 1992). His character became one of the soap's most renowned villains after raping barmaid Kathy Beale (Gillian Taylforth) in 1988.
One of his most recent roles was playing Tim the pub landlord in the Johnny Vaughan cult sitcom 'Orrible in 2001. In 2004 Boyde guest starred in the Doctor Who audio adventure, The Harvest.
He now mainly does voice-overs for radio and television advertisements.