The Lion King in California and in Florida, were responsible for establishing the personalities and setting the tone for the film's main characters. The animation leads for the main characters included Mark Henn on young Simba, Ruben A. Aquino on adult Simba, Andreas Deja on Scar, Aaron Blaise on young Nala, Anthony DeRosa on adult Nala, and Tony Fucile on Mufasa. Nearly 20 minutes of the film, including the "I Just Can't Wait to Be King" sequence, were animated at the Disney-MGM Studios facility. More than 600 artists, animators, and technicians contributed to "The Lion King". Weeks before the film was to be
Simba of inspiration. Before "The Lion King", Henn's experience as a supervising animator was limited to predominantly female characters; he had just recently completed work on Ariel from "The Little Mermaid" (1989), Belle from "Beauty and the Beast" (1991) and Jasmine from "Aladdin" (1992). When he became involved with "The Lion King", Henn initially expressed interest in animating the film's villain, Scar, because he wanted to do "something different." However, producer Don Hahn felt that he was better suited for animating Simba. Henn approaches animating new characters by "put[ting himself] into the character’s situation." Simba proved to be a challenge because