READ MORE: ‘Alien: Earth’ review: long-awaited TV spin-off is a high-water mark in the franchise Set onboard a research vessel (yes, it’s loaded with Xenomorphs) that’s crash-landed on Earth and ...

“That depends on what grosses you out the most,” Hawley said when asked if the xenomorphs are still the scariest creatures of Alien: Earth. “I think we’re giving them a run for their money, certainly.