Trivia: When we see the "regulators" riding over the hill on the way to kill Django and Schultz, if you look carefully at the right-center portion of screen, you can see one of the stuntmen fall off his horse and the horse continues to run down the hill without him. To make matters even worse, it appears the stuntman rolls right in front of another horse and gets trampled. (00:41:00)
Trivia: When Raoul makes an insulting comment about the Phantom in the bar, the Phantom calls him "insolent boy". When the Phantom appears to the audience for the first time in The Phantom of the Opera, "insolent boy" is his very first line in the song "The Mirror (Angel of Music)".
Trivia: While on the helicarrier, Tony Stark is wearing a Black Sabbath T-shirt, the band who released the song "Iron Man".
Trivia: Skrillex makes a cameo as the DJ at the party the Nicelanders are having. (00:09:10)
Trivia: The knife that is given to Louis by the pirates is the exact same knife that Buck had in the previous film.
Trivia: Even though Frank the pug doesn't appear, there are a couple of references to him. The first one is a big picture of him over J's bed and when J gets pulled over by the cops, there is a billboard advertising for "The Amazing Talking Pug." (00:22:35 - 00:40:25)
Trivia: "Bombur" doesn't have a single line of dialogue in the movie.
Trivia: A relief carving of Sulley (from the following Pixar film, Monsters University) is visible in the Witch's cottage.
Trivia: Peter Parker falls through a roof and lands in a wrestling ring, where he gets the idea of using a mask, a homage to the original comic and the first Sam Raimi film, where Peter tests his spider powers by entering a wrestling match.
Trivia: Dakota Fanning only speaks one word of dialogue in the entire movie: "Pain."
Trivia: Comedic actor Thomas Lennon has a small role as the doctor Bruce sees for a check-up before he visits Gordon. Lennon previously played a similar role in director Christopher Nolan's "Memento" (as the doctor the character Sammy Jenkis visits). Lennon stated that Nolan specifically wanted him for the role of the doctor in this film, and has speculated that perhaps Nolan considers them to be the same character.
Trivia: Actual "Cannabis Experts" were brought in to consult with actor Fran Kranz, so he could properly portray a convincing stoner in the film.
Trivia: After the film was released, director M.J. Bassett (then credited as "Michael J. Bassett") admitted she was extremely disappointed by how the film turned out, and even wrote a blog entry where she apologized to fans who were also disappointed by it. In a later interview, Bassett admitted to second-guessing many of the creative choices in the film, often altering her vision to try and make the movie more broad and appealing for the producers, instead of fighting to make a more personal film with a clear vision. Bassett called the film a "nightmare dance" that she just "couldn't do."
Trivia: Tom Cruise modeled his portrayal of Stacee Jaxx on a combination of Axl Rose from Guns N' Roses and Bret Michaels from Poison.
Trivia: When Ted opens a drawer looking for a nail for the Once-ler, a Minion figurine (from Despicable Me) is shown in the drawer.
Trivia: The missiles fired by the alien ships are the same shape as the pegs in the board game.
