Forbidden Planet box, using the original film poster for its wraparound cover. Both DVD and high definition HD DVD formats were available in this deluxe package. Inside both premium packages were the films "Forbidden Planet" and "The Invisible Boy", "The Thin Man" episode "Robot Client" ("Robby The Robot", one of the film's co-stars, was also a guest star in both "The Thin Man" episode and "The Invisible Boy") and a documentary "Watch the Skies!: Science Fiction, The 1950s and Us". Also included were miniature lobby cards and an 8 cm (3-inch) toy replica of Robby the Robot. This was quickly followed by
Forbidden Planet composed by Bebe and Louis Barron. MGM producer Dore Schary discovered the couple quite by chance at a beatnik nightclub in Greenwich Village while on a family Christmas visit to New York City; Schary hired them on the spot to compose his film's musical score. While the theremin (which was not used in "Forbidden Planet") had been used on the soundtrack of Alfred Hitchcock's "Spellbound" (1945), the Barrons' electronic composition is credited with being the first completely electronic film score; their soundtrack preceded the invention of the Moog synthesizer by eight years (1964). Using ideas and procedures from the book