Charles F. Stahelski is an American stuntman and filmmaker. He is considered a highly-influential figure in the action film genre. He first achieved prominence as a stunt performer and coordinator, notably as the key stunt double for Keanu Reeves on The Matrix (1999), and as the martial arts stunt coordinator on its first two sequels. He subsequently directed the 2014 film John Wick, starring Reeves, and its three sequels.

The Matrix is a 1999 science fiction action film written and directed by the Wachowskis. It is the first installment in the Matrix film series, starring Keanu Reeves, Laurence Fishburne, Carrie-Anne Moss, Hugo Weaving, and Joe Pantoliano, and depicts a dystopian future in which humanity is unknowingly trapped inside the Matrix, a simulated reality that intelligent machines have created to distract humans while using their bodies as an energy source. When computer programmer Thomas Anderson, under the hacker alias "Neo", uncovers the truth, he joins a rebellion against the machines along with other people who have been freed from the Matrix.