It probably wouldn't surprise you to learn that Danny Trejo (a tattooed character actor featured in such films as Desperado, Con Air and From Dusk Till Dawn) has a checkered past. But this gripping documentary (featuring Dennis Hopper, Val Kilmer, Steve Buscemi and Antonio Banderas) reveals a lot of things you wouldn't expect, including Trejo's troubled childhood, his brush with armed robbery and his ultimate triumph in turning his life around.