Killer Asteroid Strikes - Doomsday: 10 Ways The World Will End 2021 Genres: Documentary Country: United States Director: History Channel Duration: Year: 2021 Actors: Doomsday Project. 65 Million Years Ago, An Asteroid Impact Caused A Cascade Of Catastrophes That Led To The Downfall Of The Dinosaurs, But What Would Happen If This Space Rock Struck Near The Same Spot Again? Find Out In Season 1, Episode 1, `killer Asteroid.