Michael Jayston

Michael A. James, known professionally as Michael Jayston, was an English actor and voiceover artist. He was best known for his numerous television appearances, which included portraying Peter Guillam in the miniseries Tinker Tailor Soldier Spy (1979), playing the Valeyard in all 14 episodes of the Doctor Who serial The Trial of a Time Lord (1986). He was nominated for the BAFTA TV Award for Best Actor in 1971.