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Can Doctor Who save the Earth from an atomic war....? A four-part adventure which heralds the start of the Tom Baker era.
Actor(s) - Actress(es):
2 (PAL, Europe, Japan, Middle East, Egypt, South Africa, Greenland)
(PG) - Parental Guidance.
Commentary with actors Tom Baker and Elizabeth Sladen and writer Terrance Dicks 'Are Friends Electric' - 39 minute documentary 'The Tunnel Effect' featurette 'Blue Peter' the opening of a 1974 edition Photo gallery Easter egg PDF of Radio Times listings Programme subtitles Commentary subtitles Subtitle production notes