EKO CONVINCES LOCKE TO HELP HIM TRACK DOWN A SECRET LOCATION THAT MAY HOLD ANSWERS TO THE ISLAND'S MYSTERIES, ON ABC'S "LOST"

"?" - Mr. Eko enlists Locke to help find a secret location he believes houses answers to the island's mysteries. Meanwhile, Jack and the other survivors struggle to cope with the horrific situation in the hatch, on "Lost," WEDNESDAY, MAY 10 (9:00-10:01 p.m., ET), on the ABC Television Network.

"Lost" stars Adewale Akinnuoye-Agbaje as Mr. Eko, Naveen Andrews as Sayid, Emilie de Ravin as Claire, Matthew Fox as Jack, Jorge Garcia as Hurley, 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, Michelle Rodriguez as Ana Lucia and Cynthia Watros as Libby.

Guest starring are Adetokumboh McCormack as Yemi, Peter Lavin as Caldwell, Oliver Muirhead as monsignor, Melissa Bickerton as Joyce, Felix Williamson as Dr. Ian McVay, Nick Jameson as Richard Malkin and Brooke Mikey Anderson as Charlotte Malkin.

"?" was written by Damon Lindelof & Carlton Cuse and directed by Deran Sarafian.

From: ABC Medianet