But Reynolds actually offered a serious answer to the question.
"Obviously most comic book movies are family friendly. Deadpool’s unique," he said. "He’s aware he’s in a comic book movie. He breaks the fourth wall, addresses the audience directly. It’s very meta, but at the same time, as the canon would suggest, it’s quite cruel and quite dark as the world [is]."
"And in addition to being very funny, it’s also sadistic. So you kind of need that ‘rated R’ to get us over the hump, to tell the story we need to tell," Reynolds concluded, before "falling over" from exhaustion with his answer.
Watch the rest of the interview with Reynolds and the Deadpool cast!