Frank Lapidus Frank's role in the first half of season four was diminished, and some planned storylines were carried over into the fifth season. Frank's introduction, along with the three other new characters from the freighter introduced in season four, was well received, as was his return in season five. "Lost" executive producer Damon Lindelof confirmed in an interview that Lapidus would be a series regular for the show's sixth and final season. Originally from The Bronx, New York, Frank was the intended pilot of Oceanic Airlines Flight 815, which crashed on an island in the South Pacific. He is first encountered
Lost (TV series) bomb. Season 6, the final, follows two timelines. In the first timeline, the survivors are sent to the present day, as the death of Jacob allows for his brother, the Man in Black, the human alter-ego of the Smoke Monster, to take over the island. Having assumed the form of John Locke, the Smoke Monster seeks to escape the island and forces a final war between the forces of good and evil. The second timeline, called "flash-sideways" narrative, follows the lives of the main characters in a setting where Oceanic 815 never crashed, though additional changes are revealed as other