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The 9th edition of the MLA Handbook was published in 2021. In this update, the format for both in-text and Works Cited citations is the same as the 8th edition. The 9th edition also includes this clarification on citing a film/DVD.
Generally list film directors as key contributors in the Contributor element
Blade Runner. 1982. Directed by Ridley Scott, director’s cut, Warner Bros., 1992.