In the mid-2000s, you could be forgiven for thinking action films had gotten a little stale. The genre tends to go in waves; whenever something hits in a big way, you get derivative, increasingly stale copies. Think about all the Die Hard rip-offs or the way every movie tried to copy The Matrix with bullet time and wire-work post-1999. Heck, we’re experiencing it right now with superhero movies and John Wick clones. Whenever this happens, it’s more-or-less left to international cinema to come along and shake us up with something different, done far outside the mainstream, to revitalize the genre. That happened in 2004, when a small movie from France, District 13, introduced Parkour to mainstream audiences.

So, what’s Parkour? Think of it as free running in an urban setting mixed with acrobatics and martial arts. It was founded by the star of District 13, David Belle, a Parisian...