Watch Day One (2026) Free Online

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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.

Day One is a 2026 drama and mystery TV series starring Álex González, Asier Etxeandia and Alba Planas. The series has 1 season and 6 episodes. Viewers rate it 6.4/10 on TMDB based on 19 votes.

  • First aired: 2026-03-13
  • Seasons: 1
  • Episodes: 6
  • Status: Ended
  • Genres: Drama, Mystery
  • TMDB rating: 6.4/10

Day One cast

Álex González, Asier Etxeandia, Alba Planas, Jordi Mollà, Renata Notni, Ivan Massagué, Mireia Oriol, Melina Matthews, Peter Vives, Àgata Roca

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