It is the second film appearance of Robby the Robot, a famous science fiction character, who first appeared in "Forbidden Planet" (1956), which is set in the 23rd century.
It is the second film appearance of Robby the Robot. Robby the Robot is a famous science fiction character. Robby the Robot, a famous science fiction character first appeared in "Forbidden Planet" (1956). Robby the Robot, a famous science fiction character is set in the 23rd century. The Robot first appeared in "Forbidden Planet" (1956). The Robot was a famous science fiction character.