Watch Forbidden Planet (1958) (1956) HD Full Movie Free on SolarMovie. Watch Forbidden Planet (1958) (1956) online free. A starship crew in the 23rd century goes to investigate the silence of a distant planet's colony, on...A starship crew in the 23rd century goes to investigate the silence of a distant planet's colony, only to find just two survivors, a powerful robot, and the deadly secret of a lost civilization.