The Little Mermaid Live-Action Movie Cast
Halle Bailey Says "People Will Be So Amazed" at Melissa McCarthy as Ursula in "The Little Mermaid"
Jacob Tremblay as Flounder
The 16-year-old actor, who gained critical acclaim for his role in "Room," will take on the role of Ariel's fish friend, Flounder. The rising star also voiced the title character in Pixar's 2021 coming-of-age fantasy, "Luca."