Description
3539
Set in the 23rd century, the crew of the United Planets Cruiser C-57D is sent to a planet called Altair IV. It's mission is to find out what happened to a colony expedition the only survivors they find are Dr. Edward Morbius, his daughter Altaira and their loyal servant Robby the Robot. Morbius warns the crew's leader Commander John J. Adams to stay away and leave but then the ship is attacked by a mysterious invisible alien force. Morbius claims to know nothing of the creature but Adams insists on getting Mordius and his daughter off the planet. Morbius insists on staying due to his continues research on the planet's original inhabitants, the Krell, old technologies. Adams and his crew must find out if the alien are connected to Morbius and the Krell's technology before all is lost.

Directed by Fred M. Wilcox. The film was released CinemaScope and Metrocolor.

The story is a loose adaptation of Shakespeare's The Tempest