After being spotted at the opening ceremonies of the 1995 Canada Winter Games, Auger was given a supporting role in the 1998 film Il mio West (later dubbed Gunslinger’s Revenge), also starring David Bowie and Harvey Keitel.
Auger had a lead role in the 2002 National Geographic IMAX-production Lewis & Clark: Great Journey West, and the next year he played Crow Hunter in an episode of the four-part Hallmark Entertainment TV miniseries Dreamkeeper.
In 2005 Auger had the supporting lead of Soaring Eagle in the first episode of the Steven Spielberg’s DreamWorks-produced six-part miniseries Into the West; in 2006 he completed the film Klatsassin with Stan Douglas; and in 2007 he was cast as Chief Ambrose McQuinna in the CTV-produced Luna: Spirit of the Whale with Adam Beach, Graham Greene, Tantoo Cardinal and Jason Priestley of Beverly Hills, 90210.
In 2011 Auger had a cameo on primetime series Blackstone and landed the lead role of Pawnee Killer who represents the Indian resistance in Entertainment One's historical western drama Hell on Wheels, directed by David Von Ancken and filmed in Calgary.
In 2012 he wrote and produced the series The Ancients for Aboriginal Peoples Television Network and worked on the sequel to his film Honour Thy Father—Our Journey Home, which deals with Christianity and Native spirituality in Indian country.