Trivia: While Dwayne Johnson is at the bazaar he grabs a bad guy and makes the "Rock Bottom" move from his WWE days.
Trivia: Taron Egerton refused to shoot the scene where he implants the tracking device into Charlie's girlfriend's groin, as he felt uncomfortable touching the actress in that area. The hand we see reaching down into the woman's underwear is actually the hand of the actress' husband, who gladly volunteered to "double" for Egerton's hand in that scene.
Trivia: David Hasselhoff makes a cameo in the middle of the movie, and another one at the end drinking a beer with the Rock. He played Mitch in the 90's TV show.
Trivia: The ship we see Jack on in Salazar's flashback is called the Wicked Wench. This is a bit of an in-joke for PotC buffs, because that was the original name of the Black Pearl before being sunk by Cutler Beckett and raised again by Davy Jones. It's fully explained in a deleted scene of At World's End.
Trivia: Cheryl Hines plays Kristen Bell's mother in this film. In real life, Hines is only fifteen years older than Bell .
Trivia: A character briefly mentions Ryan Gosling in the film. This is a bit of an inside joke, as the film's co-writer Ryan McHenry also created a popular meme based on Gosling called "Ryan Gosling won't eat his cereal."
Trivia: Mel Gibson (born in 1956) is only fifteen years older than his on-screen son Mark Wahlberg (born in 1971).
Trivia: When Michael Bryce pushes a man off a bicycle into the river during the scene where Darius Kincaid is escaping by boat, the man yells a Wilhelm scream.
Trivia: At one point, this was mathematically the best-reviewed film of all time on Rotten Tomatoes, briefly surpassing the honor held by Toy Story 2. Upon learning this, Cole Smithey - who calls himself the world's smartest film critic and is known for having contrarian reviews - deliberately changed his review from "fresh" to "rotten," as he didn't feel the film deserved the distinction of being the best-reviewed film of all time.
Trivia: At Puppy Co, Tim and the baby climb out of the back of the giant inflatable dog. This is from Ace Ventura 2 when Jim Carrey climbed out the back of an animatronic rhino.
Trivia: Sam Rockwell did ride-alongs with a Los Angeles police officer to prepare for his role. He also shadowed a police officer in Missouri, on whom he based his accent and some of his dialogue, as director Martin McDonagh didn't want Rockwell to use a strong Ozark accent.
Trivia: The twitter logo makes an appearance in the movie after Jail break reveals that's she is the princess.
Trivia: Shawn says at one point "Jules would never do a Hallmark movie." Maggie Lawson starred in a Hallmark movie called "My Favourite Wedding" the same year this was released.
Trivia: Seeing Bruce Willis all-but-naked riding a skateboard through the streets of Venice, California may or may not be amusing. While naked, he also hid a pistol between his buttocks when he had to raise his hands for the police.
Trivia: When Gunther (Arnold Schwarzenegger) is talking about how he became the best, he says "how do you think I learned how to ram my fist into someone's stomach and to break their goddamn spine?" This is from Schwarzenegger's quote in "The Running Man." Gunther goes on to say "he's been doing this for almost 50 years. Schwarzenegger's acting career started in 1970, almost 50 years ago from the time the film was made.