Looking to watch Day One on your favorite streaming device? Day One is currently available to stream via subscription, rental, or purchase on Prime Video, Prime Video with Ads in the US.
Here are a few important points about the Prime Video series. Originally premiering March 13th, 2026, "Day One" stars Álex González, Asier Etxeandia, Alba Planas, Jordi Mollà. The show spans 1 season(s) and currently holds a 65/100 rating on TMDb, which is derived from reviews from 16 engaged users.
Need a quick overview of the show? Here’s the plot: "Barcelona, 2026. During Mobile World Congress week, Ulises Albet, a former tech prodigy turned anti-tech activist, becomes the prime suspect in a murder. As he escapes through a city under lockdown, he uncovers the imminent launch of a groundbreaking technology that could put humanity's ethical future at risk. To stop it, he must confront his past."
