Continuity mistake: The Pakistani helicopter pilot taking Peter to the camp at the start is wearing headphones. In one shot the right headphone (our left) is half over his ear. In the next it is fully over his ear. And then back again.
Visible crew/equipment: When Monique has to sling Cyril to the ledge, and she is trying to gain momentum, in her last sling, you actually see the movie equipment line that Cyril is attached to that slings him to the ledge.
Other mistake: When Wick is delegating climbing routes, he tells part of the team to climb "Hockey Stick Gully." This route is known as the South Face or Polish Line and although climbers can climb it, no-one has since 1986 because it is an extremely dangerous route due to the amount of technical climbing and avalanche exposure. Climbing this route in a rescue attempt would almost certainly result in more casualties.
Answer: The music used in the trailer was created specially - it's based on the music from Romeo + Juliet.
Tailkinker ★