The Tempest two other silent versions, one from 1911 by Edwin Thanhouser, are known to have existed, but have been lost. The plot was adapted for the Western "Yellow Sky", directed by William A. Wellman, in 1946. The 1956 science fiction film "Forbidden Planet" set the story on a planet in space, Altair IV, instead of an island. Professor Morbius and his daughter Altaira (Anne Francis) are the Prospero and Miranda figures (both Prospero and Morbius having harnessed the mighty forces that inhabit their new homes). Ariel is represented by the helpful Robby the Robot, while Sycorax is replaced with the powerful
Battle for the Planet of the Apes a human teacher for saying "No" to apes, Caesar ponders if his own parents could have taught him how to make things better. MacDonald, Caesar's human assistant and younger brother of Mr. MacDonald ("Conquest of the Planet of the Apes"), reveals to Caesar that his brother told him of archived footage of Cornelius and Zira within the underground ruins of New York, now radioactive and known as the Forbidden City. Caesar travels with MacDonald and orangutan Virgil to the Forbidden City to find the archives. It is revealed that mutated and radiation-scarred humans are living within the city, under the