"Heroes" star Zachary Quinto is set to play Spock.
To be directed by "Lost" and "Alias" creator J.J. Abrams, the movie is about the iconic space travelers' Starfleet Academy days.
Ryder recently completed "The Informers" and "The Last Word" and is in pre-production on "Private Lives of Pippa Lee."
She has previously starred in "Girl, Interrupted," "The Crucible," "The Age of Innocence" and "Bram Stoker's Dracula."
Jane Wyatt played Spock's mother in the television series.
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