Chuck is one of the main protagonists of the animated movie, Help! I'm a Fish. The cousin of Fly and Stella, Chuck is a wormbook, usually spending his time reading, unlike his cousins who spend their living goofing around. However, his life dramatically changed, after the trio were forced to spend their new grand adventure at the sea. There, they managed to cooperate with each other and defeat the power hungry marine creature Joe, before returning to their original state. Chuck's adventures do not come to an end, after the rising threat posed by the villain forces provokes the heroes to investigate the mysterious schemes of the villains in Heroes vs. Villains War.