Clive Gifford
From Tardis Wiki, the free Doctor Who reference
Clive Gifford provided the studio sound for the Doctor Who television stories The Deadly Assassin, The Talons of Weng-Chiang, and Destiny of the Daleks. He was also the uncredited grams operator on The Space Museum (INFO: The Space Museum) and The Chase. (INFO: The Chase)
He also worked on Blake's 7.