‘Swapped’ Stream it on Netflix. Michael B. Jordan, coming off his best actor Oscar win for “Sinners,” voices Ollie, an adorable woodland otter-like creature known as a pookoo, in this new adventure. Ollie’s parents (voiced by Cedric the Entertainer and Justina Machado) warn him not to leave their island because it’s dangerous out there in the now-fraught Valley, where all animals once lived in harmony. While there’s a lot going on in this story , it primarily focuses on Ollie and his childhood