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
Namaste (Lost) the plane on a runway that was built by the native population of the island, known as the Others, and the survivors of Oceanic Flight 815 (as seen in "The Glass Ballerina"). While the passengers begin to debate what to do next, crash survivor and former leader of the Others Ben Linus (Michael Emerson) begins to travel to the main island. He is followed by Frank and survivor Sun-Hwa Kwon (Yunjin Kim), who believes her husband Jin-Soo Kwon (Daniel Dae Kim) is on the main island. After reaching a group of canoes, Sun knocks Ben out with an oar (Ben