Trivia: Early on in the movie, Sam is watching Star Trek with Leonard Nimoy, who also plays Sentinel Prime. Also, Wheelie's comments on the episode are relevant to Sentinel Prime. (Just replace the word Spock with Sentinel Prime).
Trivia: Some of the members of Captain America's wartime elite squad are taken from Marvel Comics WWII based "Sgt Nick Fury and the Howling Commandos" - such as Dum Dum Duggan and Gabe Jones.
Trivia: The real Bethany Hamilton has a cameo appearance in the scene in Thailand when Bethany and Sarah are handing out food. She is holding a box of supplies and wearing a hat, walking across the screen at the beginning of the scene.
Trivia: Don't leave when the credits roll. There is a scary snippet you don't want to miss.
Trivia: The voice of Jake Gyllenhaal's father is Scott Bakula, who starred in Quantum Leap, which shares the premise of being in another person's body with this movie.
Trivia: When Philip comes to the defense of the mermaid that was captured by saying that she has a name, Blackbeard asks him to say what it is. Philip responds that her name is Syrena which is spelled similarly to sirena, the Spanish word for mermaid.
Trivia: Johnny Depp's character Rango says "interesting" a few times throughout the movie and while that isn't trivia in itself, the fact that Johnny Depp says it in "his way" in a lot of his movies at some point or another.
Trivia: As SARS-CoV-2 swept the world in early 2020, causing the disease labelled COVID-19, interest in this movie spiked, putting it in the most-rented movie charts in several countries.
Trivia: When Ella is abducted by the alien speeders, while the group flees from Jake's old gang; it really is Olivia Wilde being pulled 40ft+ into the air while riding full tilt on horseback, not her stunt double.
Trivia: Danny Trejo does not have a single line of dialogue in the movie.
Trivia: The language spoken in the video by Kurt Hendricks (in the IMF section of the train) is not Russian, despite the eagle and nametags in Russian, but Swedish, Mikael Nyqvist's (the actor portraying Kurt Hendricks) native language.
Trivia: The film was originally written as a sequel to "Leon: The Professional" (also known as "The Professional") that would follow a grown-up Mathilda. However, due to rights issues, the movie was reworked to be a stand-alone film focusing on an original character.
Trivia: The plastic transparent jet that Hal gives to his nephew is a reference to Wonder Woman and her jet.
Trivia: Masters Storming Ox and Ferocious Croc, and the wolves that are Shen's henchmen all make a brief appearance in the opening of the first Kung Fu Panda.
Trivia: The final chess match between Moriarty and Holmes is based loosely on a famous chess match between chess masters Bent Larsen and Tigran Petrosian. The match involved the sacrifice of a queen and a surprise checkmate, thus mirroring Holmes' apparent sacrifice of himself to stop Moriarty.
Trivia: Eddie Murphy and Chris Rock were both considered for starring roles in this film at one point, with the film being developed as an "African American Ocean's Eleven".
Trivia: When Britt Reid is flicking through Kato's sketch book you see a sketch of Bruce Lee. Bruce Lee played Kato in the original Green Hornet from 1966-1967.