Balloon Land (1935)
The inhabitants, including the trees and rocks, of Balloon Land are made entirely of balloons. They come under attack from the evil Pincushion Man. With the help of a quickly inflated army, they manage to fend off the attacker.
Directed by: Ub Iwerks
Starring: Billy Bletcher, Beatrice Hagen, Leone LeDoux
Links: IMDb, Movie posters, Movie stills