17. Catch-22; Desmond's latest fragmented vision suggests that his old girlfriend, Penny, will crash-land onto the island. He organizes a posse of himself, Hurley, Jin and Charlie to come along with him into the jungle expecting Penny to parachute onto the island, but the vision also suggests that Charlie will die if he goes with them, but Desmond insists that Charlie must come along to make the vision come true. Desmond recalls his days in a monastery in Scottland over 10 years earlier. In the find out more...

21. Greatest Hits; Desmond has another vision of Charlie's death, but this time his death will result in Claire's rescue. The survivors discover that an attack by "The Others" is even more imminent than expected. find out more...

A psychotherapist treating a group of five survivors of a recent air crash becomes convinced that the airline is involved in a cover-up. Maybe a mechanical failure? find out more...