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TheGroundstarConspiracy

The Groundstar Conspiracy is a 1972 film directed by Lamont Johnson. It stars George Peppard and Michael Sarrazin. Douglas Heyes' screenplay (written under his frequent pseudonym, Matthew Howard) was adapted very freely from L. P. Davies' 1968 novel, The Alien. It was filmed in Vancouver, British Columbia and produced by Hal Roach Productions in Canada.

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