Day One (2026)
2026 – 2026 · TV show · 1 seasons · 6 episodes
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.
Where to watch
United States
Stream
Availability: JustWatch · TMDB
In the United States, Day One is streaming on Prime Video. It is available in 116 countries, for example on Prime Video and 3Cat. Starring Álex González, Ivan Massagué, Alba Planas and Melina Matthews. Rated 5.2 on IMDb from 432 votes.
- Streams in
- 116 countries · Prime Video (116), 3Cat (1)
- Rank in its year
- #521 · of 621 TV shows from 2026
- IMDb rating
- 5.2/10 · 432 votes
Cast
Álex GonzálezUlises Albet
Ivan MassaguéSalvador
Alba PlanasRebeca
Melina Matthews
Peter Vives
Àgata Roca
David Selvas
Mercè Martínez
Jordi MollàDiskin
Asier EtxeandiaSamuel BarreraEpisodes
Season 16 episodes · 2026 · ★ 6.4Episode guide →
1. Samuel13 March 2026 · 43 minAfter years in isolation, Ulises returns to Barcelona when his former partner asks for help decrypting Pandora, the code behind a revolutionary technology. The reunion ends in murder, turning Ulises into the main suspect…★ 6.2
2. Salvador13 March 2026 · 43 minWith no trace of Pandora, Ulises turns to Paula, who shows him another video revealing the killer. The only person who can clear him is Rebeca, whose social media activity puts her in Diskin's sights. Determined to prote…★ 6.2
3. Paula13 March 2026 · 43 minUlises goes into hiding with Rebeca, the only witness who can prove his innocence. Together they discover where Pandora may be hidden, but Rebeca secretly activates the technology, exposing their location. Diskin sends h…★ 6.4
4. Rebeca13 March 2026 · 43 minRebeca is questioned by the police while Ulises becomes the prime suspect in another murder. When they reunite, they finally access Pandora and uncover its true nature. Unaware that she is being controlled through the co…★ 6.5
5. Beth13 March 2026 · 43 minUlises and Rebeca go to the Synchrotron. They need the power of the accelerator to obtain definitive proof that could stop 'Day One'. When they activate the contact lenses to infiltrate the facility, Diskin tracks them. …★ 6.4
6. Anna13 March 2026 · 43 minUlises and Rebeca are taken to Diskin's headquarters under the threat of Inspector Moreno. Meanwhile, Beth considers betraying the magnate and seeks Salvador's help. Diskin reveals the true purpose of the lenses and asks…★ 6.6
