Gas! -Or- It Became Necessary to Destroy the World in Order to Save It.ComedyScience Fiction4.21h 19mRENReleasedSeptember 4, 1970USShareKeywordsgasend of the worldTagLineInvite a few friends over to watch the end of the world!OverviewStatsCast & CrewExtrasSynopsisA gas is let loose upon the world that kills anyone over 25 years old.RecommendationsSimilarRecommended Movies6.8Godzilla vs. Hedorah19714.3Trip with the Teacher19757.0The Northman20227.9Titanic19977.9Inside Out20158.0Jojo Rabbit20197.7Jaws19757.7The Breakfast Club19858.0Harry Potter and the Prisoner of Azkaban20048.1The Truman Show19986.2Transformers: Revenge of the Fallen20097.9Harry Potter and the Philosopher's Stone20017.3Kung Fu Panda20087.8Back to the Future Part II19897.8Toy Story 320108.1WALL·E20087.0The Mask19947.5The Bourne Identity20027.2One Hundred and One Dalmatians19618.2Gladiator2000