Ezra Miller Cameos as 'The Flash' Alongside The Flash's Grant Gustin in 'Crisis on Infinite Earths'

The latest episode of the Arrowverse’s Crisis on Infinite Earths just gave us one amazing cameo! Spoilers ahead!

Grant Gustin, who plays The Flash for The CW came face-to-face with Ezra Miller, who plays The Flash for the DC Universe movies! The characters were both in costume as the superhero when they met on screen.

“Is this cosplay? Do you want a selfie, bro?” Miller/Barry asked Gustin/Barry.

“This shouldn’t be possible now,” said Gustin/Barry. At this point, Ezra began to fade away.

Grant later posted about the cameo on Instagram, writing, “How about that? Ezra is one of a kind. So glad we could make this happen and keep it a secret until today. Thank you to @dccomics”

Supergirl‘s Melissa Benoist wrote in the comments, “YOU KEPT THIS SECRET SO WELL. NONE of us knew!!!! Or did they know?! Was I the only one that didn’t know?!”