8. Create a Must Watch list of films for anyone working on the movie.

Pete Docter: “There were several things people needed to watch. 1970’s bank robbery comedy Going In Style was one, with George Burns, Art Carney and Lee Strasberg, these three great actors playing old men.

“Peter Pan was another, because they did such a great job of capturing the magical feel of the jungle.”

9. And don’t forget The Muppets…

Pete Docter: “I never missed The Muppet Show growing up. They had such great characters and a weird, wacky sensibility that you might just see a little of in this movie.

“If you watch Fozzie Bear, he has no actual expressions changes – it’s all in his movements and position. I’ve talked to Frank Oz about this and contrast works so well – you swear you see his face changing. We used those techniques for Kevin, one of the most entertaining characters in the movie. You’ll see…”