DYKFACTS
Witherspoon decided to become a producer after getting what she called a "terrible" script for a comedy in which she would play the girlfriend of the main character.
Scarlett Johansson's role as Ash, the porcupine who likes punk rock, may have surprised a lot of people. She has also tried to make a living as a musician.
Matthew McConaughey took on the project because he wanted to help his kids.
In Sing, Taron Egerton played Johnny, the singing, piano-playing gorilla. This gave him the chance to do two things he'd always wanted to do: voice an animated character and sing in a movie.
Nick Kroll is the person who came up with Big Mouth.
Garth Jennings, who is in charge of directing the movie, is also in the cast.
Tori Kelly gave Meena, a shy teen elephant who gets nervous on stage, her powerful voice. This was just the beginning of Kelly's work as an actor.
Bobby Cannavale never learned how to act.