Straight out of high school in Richmond, Indiana, Walker went into the United States Marine Corps. After serving in Viet-Nam and after recovering from his wounds, he attended college and immediately went back into the Marine reserves as a Commissioned Officer. He retired as a Major. After retiring from the Marines, he worked part-time as an actor and full time in Law Enforcement. After retirement from Law Enforcement he devoted more time to the movie industry. Since then he has worked as a Law Enforcement advisor, a Military Adviser and as a supporting actor in several productions based out of Georgia and the Carolina's.