Sierra McCormick
Mary Sue
Movie
Watch Killing Mary Sue (2025) Online
Synopsis
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.
Cast
Top Billed Cast
Dermot Mulroney
Bradley Weiner
Sean Patrick Flanery
Cable Henry
Jason Mewes
Ed Harper
Martin Kove
Knox
Kym Whitley
Anita Koch
French Stewart
Vladyslav Volkov
Jake Busey
Wes Adamle
Jesse Kove
Chet Steiner
No photo Katie Killacky
Janine Weiner
No photo Rita Rehn
Carrie / Svetlana
No photo Maddie Hogan
Paige
Jonathan Sachar
Anita's husband
Michelle L. Gardner
Anita's Housekeeper
Devin Reeve
Anita's Campaign Manager
Jataun Gilbert
Jeremy
Andy Prosky
Russian General
No photo Dave Lindsay
Driver
No photo Doug Montgomery
Steiner Cousin / Russian Fighter
No photo Charley Brucato
Steiner Cousin
Availability
Where To Watch Legally
Amazon Prime Video
Amazon Prime Video with Ads
Kanopy
The Roku Channel
Tubi TV
Amazon Video
Apple TV Store
Google Play Movies
YouTube
Fandango At HomeStreaming availability data provided by JustWatch.
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FAQ
Frequently Asked Questions
Is Killing Mary Sue available to watch online?
Yes - see the "Where to watch legally" section on this page for streaming, rental and purchase options.
What year was Killing Mary Sue released?
Killing Mary Sue was released in 2025.
How long is Killing Mary Sue?
Killing Mary Sue has a runtime of 1h 38m.
What genre is Killing Mary Sue?
Killing Mary Sue is classified as Action, Comedy, Thriller.
What is the age rating for Killing Mary Sue?
Killing Mary Sue is rated R.