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20 Best & Worst Sci-fi Films

To Infinity & Beyond

In honor of Hollywood's most famously imaginative genre, check out this countdown of the best and worst sci-fi films ever made.

Which film tops the list? Keep clicking to find out! —XFINITY Entertainment Staff (Photo: Universal, TriStar, Warner Bros)

The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.

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