“We realized the way the shot was, it looked like it was hitting her if I hit myself. And so I really let myself have it. I was spanking myself,” Damon joked. “He’d hit and then I’d yell,” Moore added.

Hilary Bronwyn Gayle/Paramount Pictures

“I like it rough. I didn’t realize how rough I like it,” the actor joked.

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His wife Luciana Barroso, though, was a little freaked out by his injury.

“When she saw my butt, my cheek, she was alarmed. And then I obviously looked and I’m like, ‘Oh, God. Oh, God. Oh, that’s from—that was just from work, honey,” Damon said.

Catch his and Moore’s scene in Suburbicon, in theaters Oct. 27.