Season 1 consists of 20 primary episodes. Note that an extra episode, "Unearthed," was produced during this time but aired during Season 2.
The series revolves around an unlikely trio brought together by an international crisis on a commercial flight: fringe season 1 index link
The first season of Fringe (2008–2009) marks the beginning of an expansive science fiction odyssey created by J.J. Abrams, Alex Kurtzman, and Roberto Orci. It introduces the "Fringe Division," a joint task force of the FBI and Homeland Security investigating a series of bizarre global events known as "The Pattern". Season 1 Core Cast and Premise Season 1 consists of 20 primary episodes