Trivia: When Skroob's ship arrives at Planet Druidia, Colonel Sandurz says the ship is preparing for metamorphosis to which Lord Helmet says "Ready, Kafka?" Franz Kafka wrote the book "The Metamorphosis."
Trivia: The line "Hold on to your butts" said by Samuel L. Jackson is also said by him in Jurassic Park.
Trivia: Spoilers! Red Skull makes his long-awaited return to the MCU after his appearance in Captain America: The First Avenger. We discover that he's been guarding the soul stone as punishment, of sorts. However he's played by Ross Marquand, not Hugo Weaving.
Trivia: A little foreshadowing - when the King first goes to the Poison Apple pub, a frog with ruby red lips asks him if she has met him before.
Trivia: Jeremy Sumpter (Peter Pan) had to go through 6-7 months of flying practice before he could start "flying" in the film.
Trivia: "Mad Dog" Tannen's actions after shooting Marty are a perfect homage by Thomas F Wilson to Lee Marvin in "The Man Who Shot Liberty Valance." He even gets the facial expressions, the mumbled and sarcastic thanks and the jaunty angle with which he holds the gun right.
Trivia: The dentist's name, P. Sherman, is a homage to the many Filipino crew members, whose native accent made the English word 'fisherman' sound like P. Sherman.
Trivia: Hitler was played by the actor Michael Sheard, this was the third time he had played Hitler for film and TV. Ironically, Sheard's wife was half-Jewish.
Trivia: Arnold Stang broke his left forearm just days before his scenes were shot.
Trivia: The only combatant to get a Flawless Victory was Johnny Cage when he fought Goro. A Flawless Victory is achieved when a combatant takes no damage from their opponent.
Trivia: Linda Harrison, who portrayed Nova in the original Planet of the Apes and its sequel Beneath the Planet of the Apes, has a cameo appearance in this movie as one of the people inside the rolling cage as it's being taken into the city. She is seen standing next to Mark Wahlberg, shaking her head when he asks her a question.
Trivia: Music composer John Williams has a cameo as a bartender on the planet Kijimi.
Trivia: If Mary Swanson married Lloyd instead of her fiance she would become Mary Christmas.
Trivia: Sarah Douglas' voice was dubbed over by actress Annie Ross who would play Vera Webster in Superman 3. Sarah's own voice was used in Superman 2: The Richard Donner Cut.
Trivia: In the scene were Mercy claims to have stolen the coat because the cops are looking for somebody in a pink top, she actually had to wear the coat to cover a cast on her wrist which she broke while being pulled by Fox in the 96th street station chase just before Fox's sad departure.