Emma Stone thinks Willem Dafoe is an alien.

The 36-year-old actress - who plays a woman kidnapped by two men who suspect she is an extra-terrestrial in new movie Bugonia - had no hesitation when naming her Poor Things and Kinds of Kindness co-star as the person she feels most likely to not be as human as they appear.

Asked on the Late Show which celebrity she thinks is most likely to be an alien secretly posing as a human, Emma swiftly replied: “Willem Dafoe. Hundred percent.”

Host Stephen Colbert replied: "You did not have to think about that very long.”

But the Cruella actress insisted Willem was an obvious choice.

She said: “It’s so simple. I mean, don’t you — of course.

“If it was like, Willem Dafoe’s actually an alien everyone would be like, ‘Yeah! Obviously. And a great one!’

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