If you’re feeling a little morally opposed to pretending to be mentally handicapped, just pretend to be physically handicapped. Yes, this way will require some creative storytelling, but if you’re the mastermind of a heist, you should be able to talk your way out of a room.
If you’re going to try to steal the CIA‘s most sensitive information from a heavily fortified vault at their headquarters, you can’t leave anything to chance. You need a good plan. Of course, all of your best laid plans could quickly unravel if you don’t take into account the rodent problem at the CIA. Word to the wise; bring glue traps.
Marty McFly and Doc Brown are constantly in a literal race against time, but somehow they always manage a narrow escape. Whether they’re fleeing bullies, racing lightning/runaway trains, or trying to protect their very existence, they always pull it out at the last possible moment. Which is good, because the fate of space and time kind of depends on them.