The final part of the cartoon contains several lines from the song "Imagine" by John Lennon.
At one time (before the introduction of age criteria on television), it was freely shown during the day.
The animated film is replete with surreal scenes (for example, the controller checks the tickets of the astronauts, and then jumps into the vacuum with a parachute), and also shamelessly shows nudity and adult hints.
In the cartoon, human speech does not sound, the communication of the characters is conveyed in pantomime and video.