Christy Martin Boxing Biopic: New Details on Sydney Sweeney’s Role

Gosh, I get so excited about new movies, I can barely keep my thoughts straight! You asked about the Sydney Sweeney Christy Martin movie, right? Okay, so let's try to get all the deets down here.

(Photo Credit: Getty Images) Christy Martin Boxing Biopic: New Details on Sydney Sweeney’s Role

First off, the movie is called Christy. Not, you know, "The Christy Martin Story" or anything. Just Christy. It's a biopic, which is a fancy word for a movie based on a real person's life. In this case, it's about the legendary boxer Christy Martin, who was a huge deal back in the 90s. The one and only Sydney Sweeney is playing her, which is just, like, the coolest casting ever.

Now, for updates! The big news is that the movie had its world premiere at the Toronto International Film Festival, or as the cool kids call it, TIFF. That happened today, Friday, September 5th, which is amazing! It's kind of a big deal because TIFF is where a lot of Oscar-buzz movies get shown for the first time. Speaking of which, the movie is actually set to be released in theaters on November 7th. A November release is a pretty good sign that the studio, Black Bear Pictures, thinks it has a shot at some awards. Fingers crossed!

Sydney has been talking about how intense the whole thing was. She said she and the other actors who play boxers were actually punching each other for real. No stunt doubles, no faking the hits. She even told Vanity Fair that she trained for three months, boxing for hours every day, and even gained like, 30 pounds, which is a lot! You can see how much she bulked up for the role in some of the new photos that have come out. She looks so different from her normal self. It's a huge transformation, almost like when Jake Gyllenhaal got all buff for Southpaw.

The movie isn't just about the boxing matches, though. It's going to get into the really tough stuff in Christy Martin's life, like her relationship with her trainer-turned-husband, Jim Martin, played by Ben Foster. The synopsis mentions drug use and abuse, and a terrible event where he tried to kill her. It's a super intense story, which Sydney said she was shocked wasn't more well-known.

Other people in the movie include Merritt Wever, Katy O'Brian, Chad L. Coleman, and Tony Cavalero. And the director, David Michôd, also directed that movie The King, which was pretty good. He co-wrote the script too, with Mirrah Foulkes.

So, to sum it all up:

Movie Title: Christy

Who's in it: Sydney Sweeney as Christy Martin, and also Ben Foster, Merritt Wever, and others.

Release Date: Theatrical release on November 7, 2025. It just premiered at TIFF.

Big Takeaway: Sydney Sweeney went all in for this role, gaining weight and doing her own fight scenes. It's going to be a really gritty and emotional story, not just a sports movie.

I'm so ready to go see this movie. I'll probably be sitting there with a big ol' bucket of popcorn, and I'll definitely spill some on myself. It's just what I do. And you know, sometimes I'll accidentally say "Sydney Sweeney" when I mean "Christy Martin" because I'm just so used to talking about Sydney. My bad! It's a hard story to keep straight, but it sounds like it's going to be so worth it.