This biopic of serial killer Jeffrey Dahmer (Ross Lynch) details his senior year of high school in 1978 Ohio, as a group of classmates encourage him to channel his erratic behavior into unhinged pranks that they find hilarious. Written and directed by Marc Meyers, My Friend Dahmer is based on the graphic novel of the same name by Derf Backderf, a real-life friend and classmate of Dahmer's. Anne Heche, Dallas Roberts, Alex Wolff, and Vincent Kartheiser co-star.