Back to Where You've Never Been
Jan 13, 2012 on FOX at 9:00 PM
Summary
In an effort to find a way home, Peter journeys to the Other Side to confront Walternate. However, his venture proves more dangerous than expected. Meanwhile, Olivia receives a dire premonition from an Observer.
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Guest stars
Daren A. Herbert, James Bamford, Jared Harris, Michael Cerveris, Orla Brady, Ryan McDonald
