Roberto Orci leaves 'Star Trek 3'

Los Angeles: Writer-filmmaker producer Roberto Orci has stepped off as a director from "Star Trek 3".

Orci, best known for his screenwriting work with former partner Alex Kurtzman, was going to make his directorial debut with the movie thereby stepping into the shoes of J.J. Abrams.

However he has now stepped off from the project with no reason given, reports hollywoodreporter.com.

Orci will still remain involved with "Star Trek 3" as a producer.