The Equation - S1-E8
Revealing mistake: The shots of Peter and Walter entering St. Claire's are recycled shots from the pilot. You can tell because their clothes change.
Fringe (2008)
1 revealing mistake in season 1 - chronological order
Starring: Joshua Jackson, John Noble, Anna Torv, Jasika Nicole
Continuity mistake: The bullet hole in Davidson's chest is not at all where he was shot.
Olivia Dunham: I just want to go back to before.
Phillip Broyles: Dunham, I don't think you can.
The Arrival - S1-E4
Trivia: Michael Cerveris makes his first significant appearance in this episode as The Observer/Bald Man. However if you watch the series from the beginning, he makes fleeting appearances in every episode, sometimes on a tv screen.
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