Edge of the Knife (Haida: SG̲aawaay Ḵ'uuna, IPA: [sɢ̥aːwaːj qʼuːna]) is a 2018 Canadian drama film co-directed by Gwaai Edenshaw and Helen Haig-Brown. It is the first feature film spoken only in the Haida language. Set in 19th-century Haida Gwaii, it tells the classic Haida story of a traumatized and stranded man transformed into Gaagiixiid, the wildman.