The main antagonist of the film, Quentin Beck is a struggling film and TV producer who turns to villainy when the star of his big break TV show, The Amazing Spider-Man, leaves the show, ending his career. As Mysterio, he vows revenge on Spider-Man, using special effects and illusions to achieve his goals.

His voice is a normal speaking voice, but as Mysterio, his voice should be more bombastic and theatrical.