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
The Lion King (franchise) as Head of Story, Roger Allers joined "The Lion King", as the initial director. Allers worked for 6 months on story development and was then joined by co-director, Rob Minkoff. A 2-day story session was held to revamp the story with the two directors, Allers and Minkoff, joined by Gary Trousdale and Kirk Wise, directors of "Beauty and the Beast", and Producer Don Hahn who presided over the discussion. The creative think-tank produced a character makeover for Simba and a radically revised second half of the film. Irene Mecchi joined the team that summer to help further develop the characters