Ron Clements. Writer: Hercules. Ron Clements is an American animated film director who collaborates with John Musker. They directed various Disney animated films including The Great Mouse Detective, The Little Mermaid, Aladdin, Hercules, Treasure Planet, The Princess and the Frog and Moana. The Little Mermaid and Aladdin are seminal films he co-directed because they brought back life to Disney animation in the late 1980s and early 1990s.