When does The Octonauts return?

Octonauts is an animated children's television series. It is based on the children's books written by Vicki Wong and Michael C. Murphy. The show's subject matter has been compared to that of Star Trek and Thunderbirds blended with Jacques Cousteau. It was animated in Ireland by Brown Bag Films for its first four series. A Netflix-original spinoff, subtitled Above & Beyond, was released in September 2021.