4. During filming of the pilot in Hawaii, Matthew Fox got almost the entire cast to go skinny-dipping. “I felt a bit of responsibility to be the leader, given the role I was playing,” he told Empire. “And yes, the cast skinny-dipping was my idea. At the time I thought that everybody taking their clothes off was a good way to bond.”
5. In the initial script, Kate was set to be the leader of the survivors after Jack’s death, with her also grappling with the fact that her fiancé had been in the back of the plane when the fuselage split in two, and who had no idea if he was alive or dead. Ultimately, they ended up making her a fugitive on the run and her original backstory went to Rose and Bernard.
6. Lilly was studying international relations when she was encouraged by a friend to audition for Kate. “Evangeline was a complete and total unknown. We had read 60 to 65 women for the role of Kate. We were fast-forwarding through a tape, and he saw her and said, ‘That’s the girl,'” Lindelof told USA Today. But they almost lost the Canadian star due to visa issues, with Lilly ultimately landing in Hawaii one day after filming started.
7. Yunjin Kim originally auditioned for Kate, which producers going on to create the character of Sun just for her.