Deliberate "mistake": In the end sequence, when the joyous Valley of the Wind people run past Yuppa and the old woman to welcome back Nausicaä among the living, the same group(s) of people are seen twice running from the right to the left.

Continuity: When Nausicaä confronts the giant flying bug which has survived the crash of the Dolmekian ship, its eyes are blood-red, as it feels enraged. The Poison Sea bugs' eyes change to tourquise when they are calm, but when Nausicaä used the wind chime to lure it out of the valley, the bug's eyes remain red all the time until it with the Oum.