There's no denying the "wow" factor of the LOST pilot, which introduced an ensemble and an island bursting with mysteries for audiences to dig into. But "Walkabout" is arguably the episode that put the show on the map, serving up a final act twist that not only recontextualizes the episode but everything we thought we knew about the island.

Original Air Date: October 13, 2004

Director: Jack Bender

Writer: David Fury

This episode of "Losing Lost" was edited by Pierce Nahigyan.