Jeff and Phil welcome filmmaker Sue Kim, director/producer of The Last of the Sea Women, a documentary about the haenyeo, a fierce community of South Korean divers fighting the save their vanishing culture from looming threats. She talks about her lifelong fascination with this "badass girl gang," her drive to tell the stories of unique subcultures like Korea's mermaids and competitive Rubik's cube solvers, and how to film a documentary about free divers when you're actually not a very good swimmer. Also: The Good, The Bad, and The WTF of making The Last of the Sea Women.