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Simon Randall and Liz Skinner discover the existence of a strange anomaly, known as the “Time Barrier”, that enables them to travel in time to different historical periods in alternate pasts and futures.
First Air Date : Sep 28, 1970
Last Air date : Mar 22, 1971
Episode : 26 Episode
Season : 1 Season
Runtime: 25 minutes
Studio: ITV1
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