Overview: The Doctor visits the planet Karn, to discuss an old enemy...or is it an old friend? 'and embarks on a course that could lead to his destruction....
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First Air Date: Jan 01, 1970Last Air date: Jan 01, 1970Season: SeasonEpisode: EpisodeRuntime: minutesQuality: HDIMDb: / 10 by usersPopularity: Language: