Lake Mungo is a 2008 Australian found footage horror film directed by Joel Anderson. The movie is shot in a mockumentary style and follows the life of the Palmer family in the aftermath of their daughter's death. The film involves interviews with the family members, friends, and neighbors, as well as the footage of Alice's life before her death.
The film begins with a news clip detailing the death of Alice Palmer, a teenager who drowned while swimming in a local dam. Her family members become increasingly disturbed by strange occurrences in their home that they cannot explain. They soon turn to a psychic for assistance, who uncovers that Alice had secrets and lived a double life that none of them knew about.
As the story unfolds, it becomes clear that Alice may have had a romantic relationship with her brother, Matthew. Alice had also been secretly filming herself and creating strange recordings before her death, suggesting that she was obsessed with the idea of death and the paranormal.
As the family delves deeper into Alice's secrets, they uncover that her life was much more complicated than they had imagined. The movie's climax involves the Palmer family visiting Lake Mungo, where they finally confront their daughter's secrets and find closure after her death.
Overall, Lake Mungo is a haunting and unnerving film that keeps the audience guessing until the very end. The use of found footage and expertly crafted storytelling makes this movie an inventive masterpiece in the found footage horror genre.