Michael Osborne
From Tardis Wiki, the free Doctor Who reference
Michael Osborne (born 13 November 1947[1]) played Sorak in the Doctor Who television story The Horns of Nimon. He had earlier appeared as an uncredited Citizen of Troy in The Myth Makers (DWM 284) and a Slave Guardian in The Ark. (DWM 228)
Career
He was best known for playing PC Newton on Dixon of Dock Green and Mr Howard on Grange Hill.