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
Robby the Robot by production designer Arnold "Buddy" Gillespie, art director Arthur Lonergan, and writer Irving Block. These concepts were refined by production illustrator Mentor Huebner and perfected by MGM staff production draughtsman and mechanical designer Robert Kinoshita. The robot's groundbreaking design and dazzling finish represented a radical advance on the conventional "walking oil-can" depictions of robots in earlier features and film serials, and the only previous film robot of comparable style and quality was the "Menschmaschine" created for Fritz Lang's "Metropolis" (1927). However, this did not come cheap: As with every aspect of the production of "Forbidden Planet", MGM spared no expense