Billy Dean Anderson was a prolific criminal and outsider artist who lived in a Tennessee cave for almost five years while on the run from the FBI. The cave became his home, spiritual refuge, and art studio. Billy’s decades-spanning criminal career included multiple imprisonments, three shootouts with the law, three prison escapes, and culminated with an addition to the FBI’s Ten Most Wanted list. After his tumultuous and conflicted life, did Billy's art bring some form of redemption?