// On Release
The Kings
A four-part series featuring four champions who ushered in a boxing renaissance.
The series showcases the dominance of Roberto Duran, Marvelous Marvin Hagler, Thomas Hearns and Sugar Ray Leonard and their battles in and out of the ring.
![](https://www.boxtoboxfilms.com/app/uploads/2023/05/4-kings-image.jpg)
![](https://www.boxtoboxfilms.com/app/uploads/2023/05/4-kings-image.jpg)
![](https://www.boxtoboxfilms.com/app/uploads/2023/05/TheKings_KeyArt_1sht_Art1-scaled.jpeg)