Fringe
› Season 2
S2 E4: Momentum Deferred
Olivia begins to regain her memories of her encounter with William Bell. Meanwhile, the "First Wave" tries to collect the head of their leader, and the traitor makes his move.
| Air date | Oct 8, 2009 |
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| Runtime | 44 minutes |
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| TMDB rating | ★ 8.4/10 |
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