| 1: Beginnings and Endings |
| Jun 21, 2019 |
| Six months after the disappearances, the police form a task force. In 2052, Jonas learns that most of Winden perished in an apocalyptic event. |
| 2: Dark Matter |
| Jun 21, 2019 |
| Clausen and Charlotte interview Regina. The Stranger takes Hannah to 1987, where Claudia has an unnerving encounter and Egon visits an old nemesis. |
| 3: Ghosts |
| Jun 21, 2019 |
| In 1954, a missing Helge returns, but he'll only speak to Noah. In 1987, Claudia brings the time machine to Tannhaus, and Egon questions Ulrich again. |
| 4: The Travelers |
| Jun 21, 2019 |
| Jonas meets an ominous figure. While the kids comb the cave for answers, the adults gather in the bunker to share what they know about the travelers. |
| 5: Lost and Found |
| Jun 21, 2019 |
| In 1987, Ulrich seizes an opportunity. The kids return to the cave with the time machine, and Jonas learns of a loophole that could change the future. |
| 6: An Endless Cycle |
| Jun 21, 2019 |
| Armed with a plan to prevent the apocalypse, Jonas travels to 2019. During the Nielsens' anniversary party, Ulrich sneaks off with Hannah. |
| 7: The White Devil |
| Jun 21, 2019 |
| Martha meets the Stranger and learns his true identity. Claudia tries to prevent Egon's death in 1987. Hannah travels to 1954 to see Ulrich. |
| 8: Endings and Beginnings |
| Jun 21, 2019 |
| On the day of the apocalypse, Clausen executes a search warrant at the power plant as Jonas and Claudia use the time machine to connect past and future. |
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