That very footage, combined with this photo of Tom Cruise chilling underwater, has me thinking that this stunt involves Ethan Hunt either breaking into or out of The Sevastopol - the Russian sub that doubles as the current home of the AI menace known as “The Entity.”

Tom Cruise has an absurd list of stunts and sequences under his belt in his action movie career. He's driven motorcycles over cliff-edges, clung to the side of planes during take-off, and performed a HALO jump from 25,

Impossible fans with a glimpse at a major underwater sequence, teasing one of the most challenging stunts that Tom Cruise has done fo

A new behind-the-scenes video and image provide a closer look Tom Cruises underwater action sequences in Mission: Impossible The Final Reckoning.