From Gone Girl's Amy Dunne to Casino Royale's Vesper Lynd, these are the best, most complex, and unforgettable femme fatales ...

Cinephiles on Letterboxd say the best femme fatales in movies include Kill Bill's The Bride and Double Indemnity's Phyllis Dietrichson.

The sci-fi femme fatale exists in a category all its own, as movies such as Blade Runner, Species, Under the Skin prove.