Johny Frank Garret's Last Word

From the producers of Narcos and Ronin, and based on a true story. A nun was murdered in her convent bedroom in Amarillo, Texas on Halloween 1981. The police arrested a young man, Johnny Frank Garrett, who always maintained his innocence but he was found guilty and sentenced to death. He leaves behind a curse letter, promising vengeance for all those connected to his unfair trial.