Based on the award-winning comic book by Mike Mignola (creator of Hellboy), The Amazing Screw-On Head chronicles the adventures of a Civil War-era secret agent with an extraordinary special power…

Aspiring actor John (Paul Rudd) and wannabe screenwriter Elliot (Patton Oswalt) are slacker best friends who have seen their dreams of stardom fizzle. With their 30th birthdays looming, they set…