one of them is louis eckerd, he beat and strangled to death a u.s. senator's aide more than four decades ago. >> i came in in 1967. that's reik 43 years, this was my home. this is where i live. believe me, lived and died. >> reporter: the movies two young miamimakers got the permission to put the hands in the hands of a few select patients. this unprecedented access was granted to give the swins a better understanding of a person found guilty of insanity. >> it's through their eyes. >> what did you learn about them? what did you learn about mental illnesses? >> for me, like, i learned the capacity for feelings and the capacity change, when you talk about that. they really one timed to communicate how much over these past decades. that's what's so great is that we do get to seek inside. we don't have to imagine what it's like in there anymore. we actually know. >> and that humanizes them and we feel connected to them. >> believe that i can -- >> reporter: not an easy trip. >> all of my life. all of my life. all of my life. >> reporter: five featured m