An 11-year-old boy named Timmy Failure believes he is the best detective in town and runs the agency Total Failure Inc. with his partner, a 1,500-pound, polar bear, and his sidekick Rollo Tookus.

Timmy Failure: Mistakes Were Made is a 2020 American comedy-drama fantasy film based on the book series of the same name by Stephan Pastis that is set to debut on Disney+.

View this post on Instagram

Small detective. Big imagination. Start streaming Timmy Failure: Mistakes Were Made on #DisneyPlus this Friday. #TimmyFailure

A post shared by Walt Disney Studios (@disneystudios) on Feb 3, 2020 at 10:00am PST

Winslow Fegley as Timmy Failure; Ophelia Lovibond as Patty Failure, Timmy's single mother; Craig Robinson as Timmy's therapist; Kei as Rollo Tookus, Timmy's best friend; Ai-chan Carrier as Corrina Corrina, antagonist of Timmy; Chloe Coleman as Molly Moskins; Wallace Shawn as Mr. Crocus; Chris Martinez as Gabe; Ruby Matenko as Maxine Shellenberger