Grant, a Native American, was raised on the Omaha Reservation in Macy, Nebraska. After his biological parents abandoned him, his grandparents raised him from six months of age, up until 1982. He is probably most well known for his role as 'Wind In His Hair' in the 1990 film Dances with Wolves. He has also appeared in other films such as John Carpenter's Ghosts of Mars, Wild Wild West, Geronimo: An American Legend, White Wolves III: Cry of the White Wolf, Wagons East!, The Substitute, War Party, and Powwow Highway. He portrayed 'Chingachgook' on the syndicated television series Hawkeye. It was in Vancouver, British Columbia, Canada. He has also had guest roles in a television series such as Due South, Two, and the Stargate SG-1 episode 'Spirits'.
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