Sydney Sweeney Gains 16kg, Transforms Body for New Role
Sydney Sweeney's dedication to authentically portray Christy Martin shines in her dramatic three-to-four month transformation and commitment to exploring the boxer's personal life, including struggles with domestic violence.
Jonathan Dubinski · 1 min read
Sydney Sweeney's Intense 34-Pound Transformation for Christy Martin Biopic
To accurately portray Christy Martin in her upcoming biopic, Sydney Sweeney gained approximately 34 pounds and undertook a rigorous daily training schedule of weightlifting and kickboxing for nearly four months. This transformation required Sweeney to buy new clothes, reflecting her dedication to capturing Martin's boxing prowess. Sweeney stated that she felt a strong responsibility to authentically portray Martin's story. In preparing for the role, she drew inspiration from sources ranging from actress Kim Novak to the television series Euphoria. Beyond Martin's boxing career, the film explores aspects of her personal life, including her experiences with domestic violence. Sweeney emphasized that the film highlights themes of resilience, struggle, and triumph over adversity. Christy is scheduled for release in theaters on November 7, 2025.

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Movie info
- Official Name
- Untold: Deal with the Devil
- Brief Summary
- Christy Martin broke boundaries and noses as she rose in the boxing world, but her public persona belied personal demons, abuse and a threat on her life.
- Released
- August 17, 2021
- Duration
- 77 minutes
- Genre
- Documentary
- Production Companies
- Stardust Frames, Propagate Content
- Countries of Origin
- US
- Actors
- Christy Martin, Mike Tyson, Deirdre Gogarty, Lisa Holewyne, Laila Ali, Don King, Jack Nicholson, Jay Leno, George Foreman, Gloria Allred, Muhammad Ali
- Director
- Laura Brownson
- Ratings
- 6.9/10 (62 reviews)
- Homepage
- https://www.netflix.com/title/81026437



