Directed by Robert Zemeckis
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Back to the Future is available as a stand-alone DVD, but on other formats it’s only available as part of the Back to the Future trilogy.
Purchase the Universal DVD from Amazon
Purchase the Universal Back to the Future trilogy Blu-ray Disc from Amazon
Purchase the Universal Back to the Future trilogy 4K Ultra HD/Blu-ray Disc combo from Amazon
Back to the Future is or was available in various other editions and/or collections.