MICHAEL, SAWYER AND JIN MUST BRAVE THE OPEN WATER AFTER THEIR RAFT IS DESTROYED, AND LOCKE DESCENDS INTO THE HATCH TO FIND A MISSING CASTAWAY, ON ABC'S "LOST"

"Adrift" - With the abduction of Walt fresh on their minds and their raft destroyed, Michael, Sawyer and Jin fight for their lives and discover a new predator in the roiling ocean. Meanwhile on land, Locke must descend into the hatch when one castaway goes missing inside. Jolene Blalock ("Enterprise") guest stars, on "Lost," WEDNESDAY, SEPTEMBER 28 (9:00-10:00 p.m., ET), on the ABC Television Network.

"Lost" stars Adewale Akinnuoye-Agbaje as the mysterious island man, Naveen Andrews as Sayid, Emilie de Ravin as Claire, Matthew Fox as Jack, Jorge Garcia as Hurley, Maggie Grace as Shannon, Josh Holloway as Sawyer, 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 Michelle Rodriguez as Ana Lucia.

Guest cast TBD.

"Adrift" was written by Steven Maeda & Leonard Dick and directed by Stephen Williams.

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

A TV parental guideline will be assigned closer to airdate.