Complex sentence: Freddie Highmore provides the voice of Astro Boy in the film alongside the voices of Kristen Bell, Nathan Lane, Eugene Levy, Matt Lucas, Bill Nighy, Donald Sutherland, Charlize Theron and Nicolas Cage.
Split into simpler sentences: Freddie Highmore provides the voice of Astro Boy in the film. The film also features the voices of Kristen Bell, Nathan Lane, Eugene Levy, Matt Lucas, Bill Nighy, Donald Sutherland, Charlize Theron and Nicolas Cage.