When Chuck E.'s gang materializes on Planet Orion and they come crashing to the ground, Chuck E. and Helen are aside each other, but when seen in close-up, Helen is sitting on top of Chuck E.
When Chuck E. returns for the final race and everyone runs up to him, Munch is cut off from the right third of the screen for a brief moment.
When Jasper says, "Well, why do you need us, Pasqually?" Munch can be seen lip-syncing the line.
When Chuck E. and his gang come crashing to the ground after materializing on Planet Orion, Chuck E.'s head comes off slightly exposing the back head of the performer.
During the over-shoulder shot of Chuck E. pushing the buttons in the Songbird before activating Vega-2 during the qualifiers, he is not wearing his head and the performer's real head can be seen for a brief moment.