Killing Mary Sue (2025) - Where to Watch

Now, before we get into the full breakdown of how you can watch 'Killing Mary Sue' right now, here are some helpful info about the Morningstar Films, Arck Entertainment action flick. Killing Mary Sue starring Sierra McCormick, Dermot Mulroney, Sean Patrick Flanery, Jason Mewes has a R rating, a runtime of about 1 hr 38 min. The release date of the movie is June 13th, 2025. is based on verified

Wondering what this story is all about? Here's the plot: "A corrupt senator arranges for the murder of his biggest liability, his erratic burnout stepdaughter, only for her to unwittingly discover her natural talent as an untouchable killer."

Curious where to watch 'Killing Mary Sue' without leaving the house? Finding a streaming service to buy, rent, download, or view the James Sunshine-directed movie via subscription can be a huge pain, so we here at Moviefone want to help you out.

Streaming platforms for Killing Mary Sue haven’t been announced yet. Check back soon for updates on where you can watch it online.