So, you’re settling in for a movie night, Red Eye is queued up, and a question hits you like a rogue piece of turbulence: just how old was Cillian Murphy when he played that charmingly terrifying airline villain? Grab your complementary pretzels, because we’re diving in.

In 2005, when Wes Craven’s high-flying thriller hit theaters, Cillian Murphy was a spry 29 years old. Let that sink in. At 29, he had already mastered the art of making us squirm as the Scarecrow in Batman Begins (also 2005—busy year!). Here, he plays Jackson Rippner, a man who can switch from dazzling smile to chilling menace faster than you can say “Would you like peanuts?”

It’s wild to think he was barely out of his twenties while holding Rachel McAdams’ character—and us—hostage. How did he do it? You’d think playing a psychopath requires at least a mortgage and a few gray hairs, right? Nope. Just a pair of electric blue eyes and a jaw-droppingly calm delivery that makes you forget he’s young enough to still get carded at a bar (in some states).

What’s the takeaway here? Whether you’re 29 or 59, it’s never about the number. It’s about the energy you bring to the cabin. Cillian showed up with a script, a wicked suits, and zero fear of playing the bad guy. So next time you’re feeling old—or young—just remember: your best panic-inducing performance might still be ahead of you. And hey, at least you’re not trapped on a plane with him. For that, we’re all grateful.

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