D

SciFi credits

• The Quatermass Experiment (TV serial, 1953): "Man in crowd"

• Nineteen Eighty-Four (TV play, 1954): "Emmanel Goldstein"

• The Revenge Of Frankenstein (film, 1958): "Molke"

• The Invisible Man (TV series, 1958-59): "The White Rabbit" (1959), "Professor Blaire"

• Adam Adamant Lives!" (TV series, 1966-67): "The Tunnel Of Death", "Scarlatti"

• Counterstrike (TV series, 1969): "The Mutant", "Grant"

• The Tomorrow People (TV series, 1973-79): One Law (1975), "Thwaites"

J B Priestley's intense and thought-provoking made-for-television play in which a man has a dream about a nuclear war and having to shoot his horrifically injured wife and daughter.

SciFi credits

• The End Begins (TV play, 1956): "Sergeant Marks"

• Doctor Who (TV series, 1963-89): Carnival Of Monsters (1973), "Vorg"

SciFi credits

• Stranger From Space (TV serial, 1951-52): "Gorgol"

• Slim John (TV series, 1969-70): "Dr Brain"

• Doctor Who (TV series, 1963-89)

  • The Armageddon Factor (1979): "Black Guardian"

  • Mawdryn Undead (1983): "Black Guardian"

  • Terminus (1983): "Black Guardian"

  • Enlightenment (1983): "Black Guardian"

• Blake's 7 (TV series, 1978-81): "City At The Edge Of The World" (1980): "Norl"

• The Hitch Hikers Guide To The Galaxy (TV series, 1981): "Deep Thought" (voice)

• Sapphire & Steel (TV series, 1978-81): Assignment 5 (1981), "Radio broadcast voice" (voice)