He wrote: “I did Kick-Ass 2 a month b4 Sandy Hook and now in all good conscience I cannot support that level of violence. My apologies to others involve[d] with the film. I am not ashamed of it but recent events have caused a change in my heart.”

Scottish comic-book writer and Kick-Ass 2 executive producer Mark Millar, whose original work forms the basis of the sequel, today responded on his own blog, pointing out that Carrey, who plays a character named Colonel Stars and Stripes, knew exactly what he was letting himself in for.

“[I’m] baffled by this sudden announcement as nothing seen in this picture wasn’t in the screenplay 18 months ago,” he wrote. “Yes, the body count is very high, but a movie called Kick-Ass 2 really has to do what it says on the tin. A sequel to the picture that gave us Hit Girl was always going to have some blood on the floor and this should have been no shock to a guy who enjoyed the first movie so much …