Forbidden Planet (1956)
MGM· USA· 98 min· English
Dirigida por Fred M. WilcoxMúsica de Louis Barron
Sinopsis
A starship crew is sent to the planet Altair IV to check on a colony expedition that vanished twenty years earlier — and finds only two survivors: reclusive scientist Dr. Morbius, his daughter Altaira, and Robby, a robot of his own design. Morbius has uncovered the remains of a vanished super-civilization and its incomprehensible technology, but something invisible and murderous is still guarding its secrets — something that may be coming from inside Morbius himself.
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Reseña
Forbidden Planet is the moment science fiction cinema grew up. MGM spent an enormous budget — unheard of for the genre in 1956 — on a fully-realized alien world, from Robby the Robot's genuinely mechanical-feeling design to a completely electronic score, and the result was the first true A-picture the genre ever got. Loosely adapting Shakespeare's The Tempest (Morbius as Prospero, Altaira as Miranda, the invisible monster as a very different kind of Caliban), it gave science fiction something it badly needed: the assumption that it could be serious art, not just Saturday-matinee filler.
The film's true innovation is psychological rather than technological. The mysterious "Krell" civilization that once inhabited Altair IV built machines that could turn pure thought into physical reality — and destroyed themselves in a single night when their own subconscious minds, their "monsters from the id," were given that same power. It's a startlingly Freudian premise for a studio blockbuster, and the reveal that the invisible creature stalking the crew is a manifestation of Morbius's own repressed rage remains one of genre cinema's best twists.
Robby the Robot, meanwhile, quietly reshaped the visual language of every friendly movie robot that followed — a direct ancestor of Star Wars' droids, built with genuine mechanical presence rather than a man in a tin suit. Between Robby's design, the fully electronic score, and a story with real intellectual ambition, Forbidden Planet is the hinge point where 1950s B-movie science fiction became something studios were willing to bet real money on.
Curiosidades y Datos
The first all-electronic score
Louis and Bebe Barron built custom electronic circuits from scratch for the film's soundtrack, deliberately overloading and 'killing' each circuit to record its dying squeals and hums — a technique they called 'circuit bending' decades before the term existed.
Robby the Robot's real budget
Robby's costume alone reportedly cost around $125,000 to build — a staggering sum in 1956 — and MGM was so pleased with the design that Robby was reused in multiple later films and TV shows as a stock robot character.
Monsters from the id
The film's central concept — that a machine amplifying the subconscious mind would manifest its user's repressed violence as an uncontrollable monster — is a rare piece of genuinely Freudian science fiction in a mainstream 1950s studio picture.
The Tempest, in space
The film is a loose science-fiction adaptation of Shakespeare's The Tempest: Dr. Morbius as the exiled sorcerer Prospero, Altaira as Miranda, and Robby the Robot standing in for the spirit Ariel.
The Krell's thought-to-matter technology and planet-sized subconscious-power reactor are pure pulp metaphysics with no scientific basis — but the film's Freudian framing (repressed aggression given monstrous, uncontrollable form) is a genuinely thoughtful piece of psychological science fiction, decades ahead of the genre's usual monster-of-the-week logic. Robby the Robot's design — servo-driven, mechanically plausible rather than humanoid — was unusually grounded for its era and directly influenced later, more realistic robot designs across the genre.
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Música de Louis Barron
Louis and Bebe Barron composed the first entirely electronic film score in Hollywood history, built from custom circuits they designed and built themselves, then recorded as the circuits distorted and burned out. Credited only as 'electronic tonalities' because the musicians' union had no category for what they'd made, it remains one of the strangest and most influential scores in film history.
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Reparto y Equipo
Director
Composer
Cast
- Walter Pidgeon as Dr. Edward Morbius
- Anne Francis as Altaira Morbius
- Leslie Nielsen as Commander John J. Adams
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