The Tenth Planet

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The Tenth Planet is the second serial of the fourth season of the British science fiction television series Doctor Who. Written by Kit Pedler and Gerry Davis and directed by Derek Martinus, it was broadcast on BBC1 in four weekly parts from 8 to 29 October 1966. In the serial, the Doctor (William Hartnell) and his travelling companions, Polly (Anneke Wills) and Ben Jackson (Michael Craze), arrive at a space tracking station on the South Pole in 1986, where they encounter the Cybermen, whose planet, Mondas, is absorbing energy from Earth and will soon destroy it. The serial marked Hartnell's final regular appearance as the Doctor; at the end of the fourth episode, the character "regenerates" into a younger man, portrayed by Patrick Troughton. The Tenth Planet was also the first appearance of the Cybermen, a race of malevolent cyborgs conceived by Pedler due to his fear of humans replacing their organs and limbs mechanically through "spare-part surgery"; a reflection of their era, they subsequently...

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