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  1. tubitv.com
    https://tubitv.com/category/sci_fi_and_fantasy

    Watch Free Sci-fi & Fantasy Movies and TV Shows Online | Tubi

  2. youtube.com
    https://www.youtube.com/playlist?list=PLfRCZ3...

    Full Sci-Fi Movies - YouTube

  3. youtube.com
    https://www.youtube.com/playlist?list=PL2gsu7...

    Sci Fi Classics - full length Movies - YouTube

  4. pluto.tv
    https://pluto.tv/us/on-demand/618c3cc54a27070007796ab4/5b8eb1dfaff...

    Sci-Fi Movies - Watch Free on Pluto TV

  5. movieweb.com
    https://movieweb.com/best-sci-fi-movies-tubi-watch-right-now

    Best Sci-Fi Movies on Tubi to Watch for Free Right Now

  6. digitaltrends.com
    https://www.digitaltrends.com/movies/best-sci-fi...

    10 great free sci-fi movies you should stream right now

  7. inverse.com
    https://www.inverse.com/entertainment/free-scifi...

    Free sci-fi movies on YouTube: 15 best films on the streaming ... - Inverse

  8. plex.tv
    https://watch.plex.tv/on-demand/category/sci-fi

    Sci-Fi Movies and TV Shows to Watch Free Online - Plex

  9. tubitv.com
    https://tubitv.com/category/sci_fi

    Watch Free Sci-Fi Movies and TV Shows Online - Tubi

  10. looper.com
    https://www.looper.com/389988

    The Best Free Sci-Fi Movies You Can Watch On YouTube Right Now

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