Director Christopher McQuarrie also reveals the stunt that "separated the joints in Tom's fingers," of which he says, "It was so painful to watch."

Tom Cruise is known for suffering for his art, but just how much is revealed in a bonus feature as part of the digital release of “Mission: Impossible – The Final Reckoning.” The A-list actor and his director Christopher McQuarrie reveal during the movie’s climactic plane sequence that the joints in Cruise’s fingers separated from the