Apple TV announced the fifth season premiere of its animated kids series Stillwater, featuring five new episodes launching globally on Friday, August 21, 2026.

Gaumont and Scholastic Entertainment produced the animated series, which is based on the Scholastic book series written by Jon J Muth. The first four seasons are currently available on the streaming service.

The series features voice talents from James Sie, Eva Ariel Binder, Tucker Chandler, and Judah Mackey. Producers collaborated with awareness expert Mallika Chopra to develop the show through Apple TV’s changemakers initiative.

Sidonie Dumas, Nicolas Atlan, Terry Kalagian, Iole Lucchese, Caitlin Friedman, Jef Kaminsky, Jun Falkenstein, and Rob Hoegee served as executive producers for the new season.