Gas! -Or- It Became Necessary to Destroy the World in Order to Save It.
Watch gas! -or- it became necessary to destroy the world in order to save it. lookmovie. A gas is let loose upon the world that kills anyone over 25 years old.
- Genre: Comedy, Science Fiction
- Country: United States of America
- Director: Roger Corman
- Cast: Bud Cort, Talia Shire, Elaine Giftos, Cindy Williams, Ben Vereen, Bob Corff, Alex Wilson, Bruce Karcher, George Armitage, Raye Birk, Alan DeWitt, Stephen White