NO, WE DID NOT HAVE A SHEEP DELAY. That was one of those fun stories I love reading on the Internet,” says four-time Mission: Impossible director Christopher McQuarrie. As with the making of any big-budget, high-stakes sequel, Mission: Impossible—The Final Reckoning’s production inspired some rumors. “People have nothing better to do,” he says. Yes, there was a pause for the Hollywood union strikes. Yes, they scuttled plans to shoot concurrently with M:I-7. But no, there was no interruption caused by sheep in the English countryside, okay? Having cleared that up, McQuarrie adds: “There was a cow delay.” While filming aerial sequences over South Africa, he reports, “some cows wandered onto our runway, and our planes couldn’t land. They were low on fuel, and we had a tractor gently coax…