The intense workouts that actors like Charlize Theron and Michael B. Jordan do to pull off their own stunts

Jake Gyllenhaal in "Southpaw."Scott Garfield/The Weinstein Company/"Southpaw"

• Stars are working with trainers so they can perform their own stunts in movies and TV shows.
• Charlize Theron pulls off impressive fight scenes in Netflix's "The Old Guard" (available Friday).
• But she's not the only one.
• Here are the workout regimens for stars including Jake Gyllenhaal, Michael B. Jordan, Alison Brie, and John Boyega straight from their trainers.

In recent years, more and more actors are doing extensive training to not just look the part of an action hero, but actually do their own stunt work.

Starting Friday on Netflix, viewers will see Charlize Theron do many of her own stunts and fighting in "The Old Guard," which took months of training to pull off. But she's just the latest example.

Here's how stars like Michael B. Jordan, Alison Brie, Jake Gyllenhaal, Matt Damon, and John Boyega have prepared for roles, according to the trainers and fight coordinators who were behind-the-scenes getting them ready.