The movie will also star "Hemlock Grove" actress Kaniehtiio Horn in the starring role as Mohawk. Harper, Justin Rain, Noah Segan, Ian Colletti, Robert Longstreet, Sheri Foster, Ezra Buzzington and Andrew Sensenig will costar.
Dark Sky Films and Snowfort Pictures are partnering for the movie and Ted Geoghegan will direct.
The movie follows Mohawk, a young female who finds herself in a cat-and-mouse chase after one of her tribes set an American soldiers' camp on fire. She flees into the woods but is confronted by Colonel Holt and his soldiers. As soldiers close in on her and other youths from the tribe, they must use real and supernatural forces to fight back.
No word yet on when the movie will be released but principal photography began today in upstate New York. Harper is currently out of WWE action with an injury.