Brewster McCloud is a 1970 movie directed by Robert Altman; it centers on a young recluse who lives in a fallout shelter of the Houston Astrodome building a pair of wings so he will be able to fly.Brewster McCloud on the IMDB:
Brewster is an owlish, intellectual boy who lives in a fallout shelter of the Houston Astrodome. He has a dream: to take flight within the confines of the stadium. Brewster tells those he trusts of his dream, but displays a unique way of treating others who do not fit within his plans. When the fateful day arrives, and he enters the dome with his fanciful construction of bird wings, Brewster is surrounded by the police. Will he be caught before he attempts to fly?