WHILE ON A HUNT FOR FOOD, A SECRET ABOUT THE MYSTERIOUS LOCKE IS REVEALED, AND JACK'S PLAN ABOUT WHAT TO DO WITH THE BODIES OF THOSE WHO DIDN'T SURVIVE SHOCKS SOME OF THE CASTAWAYS, ON ABC'S "LOST"

"Walkabout" - Survivors are jolted awake in the middle of the night when wild island beasts invade the beach encampment. Kate and Michael join the mysterious Locke on a hunt for food -- and a shocking secret about Locke is revealed. Meanwhile, some survivors are horrified by Jack's plan for the dead bodies still scattered among the wreckage, and Jack sees someone in the jungle who might not have been on the plane, on "Lost," WEDNESDAY, DECEMBER 22 (8:00-9:00 p.m., ET), on the ABC Television Network. (Rebroadcast. OAD: 10/13/04)

"Lost" stars Naveen Andrews as Sayid, Matthew Fox as Jack, Jorge Garcia as Hurley, Maggie Grace as Shannon, Josh Holloway as Sawyer, Malcolm David Kelley as Walt, Daniel Dae Kim as Jin, Yunjin Kim as Sun, Evangeline Lilly as Kate, Dominic Monaghan as Charlie, Terry O'Quinn as Locke, Harold Perrineau as Michael and Ian Somerhalder as Boone.

Guest starring are Emilie de Ravin as Claire, L. Scott Caldwell as Rose and John Simon Jones as travel agent.

"Walkabout" was written by David Fury and directed by Jack Bender.

"Lost" is broadcast in 720 Progressive (720P), ABC's selected HDTV format, with 5.1-channel surround sound.

This program carries a TV-14 parental guideline.