We have an exclusive look at the first ten minutes of the film, which gives you a taste of the titular Mary Sue, her love of a good party, and her slimy stepdad.

Black comedy doesn’t get any blacker than “Killing Mary Sue” where Dermot Mulroney’s aptly named hot dog of a senator, Bradley Weiner, orders a hit on his stepdaughter Mary Sue.

Article Summary Mary Sue, a creator-owned comic by Meghan Fitzmartin, launches at Boom Studios in July 2025. Fitzmartin's credits include Supernatural, Justice League X RWBY, and Tim Drake: Robin.