Watch Lost in Space (2018) Season 1 Episode 1 Online. Best and Free Online streaming for Lost in Space (2018) TV Show. We picked the best sites to stream s01e01. Simply pick a site below and click "Watch Now!" button next to it. Some of the links may be broken, please upvote the working and good links so other users see those links for Lost in Space (2018) Season 1 Episode 1 s01e01 at the top of the list.