Invasion 1x1 Last Day Season 1 Season 1 10 Episodes YouTubeEnglish - HD 1x1 - Last Day 1x2 - Crash 1x3 - Orion 1x4 - The King is Dead 1x5 - Going Home 1x6 - Area 51 1x7 - Sentient 1x8 - The Greatest Jailbreak 1x9 - This Is an Emergency 1x10 - Deaths All Over the World Across the globe, strange and unexplainable events begin to unfold. A small-town sheriff senses something bigger is at play.