King of Hearts (1966)
The iconic shot of the soldiers coming over the hill is strikingly simular to a shot in this film.
It is mentioned in a newspaper article ("King Of Hearts").
"King of Hearts" is mentioned in a magzine article.
Like the insane asylum patients in King of Hearts (1966), the defective robots set free from the repair ward, proclaim WALL-E as their "king" with surreal pageantry, and return to their peculiar antics throughout the Axiom's "town."
Score from "King of Hearts" is used in the film.
parodies plotline in King of Hearts