"Walkabout" is the fourth episode of the first season of the American drama television series Lost. The episode was directed by Jack Bender and written by David Fury. It first aired on ABC in the United States on October 13, 2004.

The first season of the television series Lost commenced airing in the United States and Canada on September 22, 2004, concluded on May 25, 2005, and contained 25 episodes. It introduces the 48 survivors of a plane that broke apart in mid-air, scattering them on a remote island somewhere in the South Pacific. Forced to work together to survive, they come to realize it is no ordinary island.