Trivia: At the start when the UNIVERSAL writing comes around the Earth, the TET can be seen in orbit.
Trivia: While Superman is fighting Batman inside a building, a poster of Christopher Reeve as Superman can be seen on the wall.
Trivia: The infamous "Giant Jumbo Jellyfish" sequence isn't purposely bad as many assume. Nguyen was trying to show that the impacts of Global Warming (which is the explanation given for the birds attacking in both films) were beginning to effect other species, but because he blew much of his budget on more elaborate sequences (including renting out the famous "Jaws" backlot), the sequence was hastily assembled with no time and budget.
Trivia: Ben Kingsley's Maori facial tattoos took about an hour to apply for the character Mazer Rackham.
Trivia: The director, Tommy Wirkola, has an uncredited cameo of sorts (seen on screen longer than a usual cameo) as one of Sheriff Berringer's four deputies. Stuntman Wolfgang Lindner portrayed one of the deputies, and is uncredited as well.
Trivia: When a motorcyclist trips over a rock during a chase scene, he yells a Wilhelm scream.
Trivia: The Boeing 747 (G-BDXJ) seen in the background during the climactic scene at the airport is the same one used in Casino Royale to depict the prototype aeroplane at Miami. It is also seen in many episodes of the UK television series Top Gear.