Roberto Orci has stepped off Star Trek 3 as director.

Orci, best known for his screenwriting work with former partner Alex Kurtzman, was going to make his directorial debut with the movie, stepping in the shoes of J.J. Abrams. Abrams directed the first two movies but left to helm Star Wars: The Force Awakens.

Orci will still remain involved with Trek 3 as a producer, THR has confirmed.

Reasons for his departure were not immediately revealed.

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