Overview: In a parallel England, the Doctor tries desperately to convince his captors of the immense peril they are in. But they are convinced he is a spy. And penetration zero is getting close…
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First Air Date: Jan 01, 1970Last Air date: Jan 01, 1970Season: SeasonEpisode: EpisodeRuntime: minutesQuality: HDIMDb: / 10 by usersPopularity: Language: