Jeremy Wilkin
From Tardis Wiki, the free Doctor Who reference
Jeremy Wilkin (born 6 June 1930[1]) played Professor Kellman in the Doctor Who television story Revenge of the Cybermen.
Wilkin is probably best known for his work in various shows created by Gerry Anderson, beginning with Thunderbirds where he provided the voice for Virgil Tracy from the second season onwards. He also provided the voice for Captain Ochre in Captain Scarlet And The Mysterons, as well as a number of minor characters in 'Joe 90', and The BISHOP in 'The Secret Service'. He also appeared onscreen as Lieutenant Gordon Maxwell in 'UFO'.
