TV Lost - Season 6 Episode 15 : Across the Sea Lost - Season 6 Episode 15 : Across the Sea 7.946/10 by 4812 users Jacob and the Man in Black are revealed to be twin brothers. They are raised by a mysterious woman who is charged with protecting the island. As revenge for the murder of their adoptive mother (who killed their real mother), Jacob throws his brother into the source of electromagnetism after being made the island's guardian, which transforms the Man in Black into the smoke monster. Details Casts Posters Images Title Lost - Season 6 Episode 15 : Across the Sea Alternative Titles 迷失 (2004), گمشده, گمشدگان, ロスト, LOST: Zagubieni, LOST: Naufragiaţii, Изгубљени, Izgubljeni, Kayıp First Air Date 2004-09-22 Last Air Date 2010-05-23 Number of Episodes 118 Number of Seasons 6 Genres Mystery, Action & Adventure, Drama, Networks ABC, Casts Matthew Fox, Evangeline Lilly, Terry O'Quinn, Josh Holloway, Michael Emerson, Jorge Garcia, Naveen Andrews, Jeff Fahey, Henry Ian Cusick, Nestor Carbonell, Yunjin Kim Plot Keywords , Jack Shephard Matthew Fox Kate Austen Evangeline Lilly John Locke Terry O'Quinn James Sawyer Josh Holloway Benjamin Linus Michael Emerson Hurley Reyes Jorge Garcia Sayid Jarrah Naveen Andrews Frank Lapidus Jeff Fahey Desmond Hume Henry Ian Cusick Richard Alpert Nestor Carbonell Sun-Hwa Kwon Yunjin Kim Jin-Soo Kwon Daniel Dae Kim Claire Littleton Emilie de Ravin Miles Straume Ken Leung Ilana Verdansky Zuleikha Robinson Episodes List Lost Season 6 :Episode 1 LA X (1) LA X (1) 2010-02-02 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 2 LA X (2) LA X (2) 2010-02-02 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 3 What Kate Does What Kate Does 2010-02-09 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 4 The Substitute The Substitute 2010-02-16 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 5 Lighthouse Lighthouse 2010-02-23 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 6 Sundown Sundown 2010-03-02 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 7 Dr. Linus Dr. Linus 2010-03-09 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 8 Recon Recon 2010-03-16 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 9 Ab Aeterno Ab Aeterno 2010-03-23 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 10 The Package The Package 2010-03-30 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 11 Happily Ever After Happily Ever After 2010-04-06 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 12 Everybody Loves Hugo Everybody Loves Hugo 2010-04-13 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 13 The Last Recruit The Last Recruit 2010-04-20 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 14 The Candidate The Candidate 2010-05-04 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 15 Across the Sea Across the Sea 2010-05-11 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 16 What They Died For What They Died For 2010-05-18 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets. Lost Season 6 :Episode 17 The End The End 2010-05-23 Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets.