TV Strange Days on Planet Earth - Season 1 Episode 1 : Invaders Strange Days on Planet Earth - Season 1 Episode 1 : Invaders 6.5/10 by 2 users Across the world, plants and animals are silently finding their way into places where they don't belong. These interlopers, called invasive species, have enormous powers — they spread disease, they devour our buildings. Some are destroying the very land under our feet. Odds are these species that evolved in one place and now live destructively in another may have even infiltrated your own backyard. Details Casts Posters Images Title Strange Days on Planet Earth - Season 1 Episode 1 : Invaders Alternative Titles Strange Days on Planet Earth First Air Date 2005-04-20 Last Air Date 2008-04-23 Number of Episodes 6 Number of Seasons 2 Genres Documentary, Networks PBS, Casts Edward Norton Plot Keywords , Edward Norton Episodes List Strange Days on Planet Earth Season 1 :Episode 1 Invaders Invaders 2005-04-20 Strange Days on Planet Earth is a four-part television program on PBS concerning human impact on the environment. It is narrated by Edward Norton.... Strange Days on Planet Earth Season 1 :Episode 2 The One Degree Factor The One Degree Factor 2007-04-11 Strange Days on Planet Earth is a four-part television program on PBS concerning human impact on the environment. It is narrated by Edward Norton.... Strange Days on Planet Earth Season 1 :Episode 3 Predators Predators 2007-04-18 Strange Days on Planet Earth is a four-part television program on PBS concerning human impact on the environment. It is narrated by Edward Norton.... Strange Days on Planet Earth Season 1 :Episode 4 Troubled Waters Troubled Waters 2007-04-25 Strange Days on Planet Earth is a four-part television program on PBS concerning human impact on the environment. It is narrated by Edward Norton....