Adam Beach was born in Ashern, Manitoba and grew up with his two brothers on the Dog Creek, British Columbia, Canada.
When Adam was eight, his mother was killed by a drunk driver and shortly after that crash his father died in a boating accident. Adam and his brothers then moved to Winnipeg to live with their aunt and uncle.
When he was 18, he played a small role in the miniseries Lost in the Barrens. He continued to work in local theatre and guest-starred on many television shows like Walker - Texas Ranger, Touched by an Angel,Hawaii Five-0 and many others. Adam became a regular on the television shows North of 60 and The Rez.
in 2002 he had a major role in the movie Windtalkers and in 2011 the movie Cowboys & Aliens.