Random Trivia For This Title:
- Although a nice nod to Robin Williams' character Alan Parrish that was etched into the tree house where he stayed until 1995, technically from the original movie if they won the game and everything went back to normal, it shows Alan as a kid again and the game resets. So in effect, Alan never would have lived in the jungle until 1995 and his name would have never existed in the new timeline.
- The film's African jungle setting was shot in Hawaii.
- The statues in the jungle set are modeled after the board game pieces in the original film.
- Jack Black jokes that he was not acting in the scenes when his character was infatuated with Dwayne Johnson's character. He was in fact actually infatuated and the cameras just kept on rolling.
- Tom Holland was originally cast as Seaplane McDonough, but had to drop out of the film because he was busy with Spider-Man: Homecoming.
- If Dwayne Johnson could play any other role in the film he'd play Bethany. "I know how much fun (Jack) had every day playing a 16 year old self obsessed girl."
- Dwayne Johnson found his character of Spencer/Dr. Bravestone all too relatable. At age 16, he resembled a 46-year-old man, standing at 6'4, weighing 245 pounds, and sporting a thick mustache. Despite his bulky exterior, the young Dwayne was very much a vulnerable teen trying to find himself.
- Dwayne Johnson and Kevin Hart are known for their intensive workout routines, but it was Karen Gillan - whose character is an expert in various martial arts and "dance fighting" - who did the most extensive work with the stunt team to learn the fight choreography for her scenes.
- In researching the character of Bethany, Jack Black went to Madison Iseman, asking about her favorite music and TV shows. He watched and listened and got into that head space.
- The original Jumanji is one of Karen Gillan's favorite films. In the aftermath of Jumanji actor Robin Williams's suicide, many people spoke out against this film. The crew assured that this film would provide a great tribute to Williams.
- According to Jake Kasdan, the one and only person he wanted for each of the lead roles on this film is playing that part.
- Karen Gillan thought Ruby's look was a lot of fun, stating "It was interesting to highlight the familiar trope, particularly from the 90s video games, of the way women were portrayed in those games.
- Nick Jonas thought the tunnel scene was a lot of fun to shoot. "I got to show Jack Black, Kevin Hart, Karen Gillan, and Dwayne Johnson around a bunch of tunnels to save their lives. It's the kind of stuff you dream about as an actor.
- The role of Bethany posed an interesting comedic challenge for Jack Black. When asked, he stated ""darn", I've got to pump my game up."
- Dwayne Johnson coincidentally starred in The Rundown, which was originally called "Welcome to the Jungle" and known as that in other countries.
- One ending planned for the film was to have Jumanji become a mobile phone game and appear on phones across Brantford.
- Madison Iseman grew up as a huge fan of the original Jumanji and feels honored to continue the legacy.
- Ruby's special fighting abilities bears a resemblance to Capoeira, a Brazilian martial art.
- James Newton Howard was originally announced as the film's composer, but had to leave due to schedule conflicts.
- This film is directed by Jake Kasdan, son of Raiders of the Lost Ark writer Lawrence Kasdan. The previous film Jumanji was directed by Joe Johnston, who worked on the visual effects for Raiders of the Lost Ark.
- The scene in which Dr. Bravestone (played by Dwayne Johnson) returns the "Jaguar's Eye" to the statue of the Jaguar coincidentally parallels Johnson's role as Maui in the film Moana. The story begins with Maui removing a green stone (the Heart of Te Fiti) from her island, which he must later return to save the island and its people.
- The trivia items below may give away important plot points.