William Boyde

 voiced Subject One in the Big Finish Doctor Who audio story The Harvest.

He was active on British television between the late-1970s and the turn of the 21st century. He is undoubtedly best known as, a major EastEnders villain of the 1980s. More recently, he has also held a recurring role in from 2001.

His television career includes a number of guest-starring or one-off performances, as in ; Robert Banks Stewart's ; and. He also had a recurring role on the little-remembered The Spoils of War in 1980.