Sadie the Dog is an animated comedy preschool television series and a spin-off of Nature Cat. It was created by Todd Hanbert, David and Adam Rudman, and produced for television by PBS Kids in association with Spiffy Pictures and WTTW Chicago. The spin-off was first announced in December 2018. It premiered on October 22, 2021. The series was renewed on October 10, 2022 for a second and final season, which premiered on June 19, 2023. The series aired its final episode on July 30, 2024.