Dark 2x6 An Endless Cycle Season 2 Season 0 0 EpisodesSeason 1 10 EpisodesSeason 2 8 EpisodesSeason 3 8 Episodes 2x1 - Beginnings and Endings 2x2 - Dark Matter 2x3 - Ghosts 2x4 - The Travelers 2x5 - Lost and Found 2x6 - An Endless Cycle 2x7 - The White Devil 2x8 - Endings and Beginnings Armed with a plan to prevent the apocalypse, Jonas travels to 2019. During the Nielsens' anniversary party, Ulrich sneaks off with Hannah.