Instead of voicing his character from within a sound booth, Brad Pitt, who is a very active actor, insisted on using a handheld microphone for his performance and roaming around the studio.
This was originally pitched as a live-action film.
The film's plot was based on the premise: "What if Lex Luthor defeated Superman?"
A whole crew of animators was dedicated solely to the movement of capes.
The film was finally released on June 23, 2018 in Japan, after nearly seven years. It was supposed to be released in March 2011, but was cancelled due to the devastating earthquake that happened at the same time.
Ella Stiller, Quinn Dempsey Stiller: Producer Ben Stiller's children are the children in Megamind's childhood.