From scaling the Burj Khalifa to hanging off a flying plane, Cruise consistently raises ... one of the series’ most perilous stunts—a HALO jump—despite Cavill’s eagerness to participate.
The HALO jump in "Mission: Impossible - Fallout" almost had to be faked. The Royal Air Force would only allow Cruise to do the stunt from 12,000 feet, not 25,000 feet, which would be a true HALO jump.