Denver and Monica are interrupted by Arturo while having sex in the mint vault. Monica has been shown wearing white underwear. When she is shown standing in the vault after being caught, she is wearing black underwear.
When Paramedics first open the door to remove Ángel from the car crash you can clearly see the padded rollbars used by the stunt team.
In the toilet, when the hostage hides the stolen tools inside his overall, he uses gaffer tape to fix things to his body. The speed in which he does this however makes it impossible for Oslo not to hear the unrolling and ripping of the tape, as he stands only a few feet away from the open toilet stall in an otherwise completely silent toilet room.