Trivia: During the end credits, you can see various drawings. One of the drawings is The Backson from Winnie the Pooh (2011), which was also directed by Don Hall.
Trivia: Spoiler! There is a mid-credits scene with Commander Burnside. He is complimenting his space shield that also zaps giant bugs.
Trivia: Nicole Kidman is only nine years older than her on-screen son Alexander Skarsgard.
Trivia: When Geppetto's cuckoo clocks first start ringing, the first one features Woody from Toy Story who was voiced by Tom Hanks who plays Geppetto in this film. The second one features Roger and Jessica Rabbit from Who Framed Roger Rabbit - directed by Robert Zemeckis who also directed this film.
Trivia: When Jack Russell first begins walking down the hallway with the mural on the walls, the first image he sees is a comic book accurate drawing of Gorr the God Butcher, the main antagonist from Thor: Love and Thunder. (00:02:29)