Watch Online: Mouths of Sky (2025)

Mouths of Sky is a gripping Spanish mystery-crime thriller that pulls viewers into the dark underbelly of Bilbao. When a ritually murdered woman's corpse surfaces, disgraced former police detective Nerea Garcia is forced to confront her demons—both personal and professional. This 2025 series promises an intense investigation where nothing is as it seems, blending atmospheric suspense with compelling character drama.

Plot Overview: A Detective's Dark Redemption

Nerea Garcia has spent four years in self-imposed exile after being forced out of the Basque Ertzaintza police force. Her solitary existence in her Bilbao home is shattered when her former commanding officer knocks on her door with an unusual request: investigate a murder bearing all the hallmarks of ritual killing. As Nerea delves deeper into the case, she discovers that the investigation will drag her into dangerous territory—both literally into the city's hidden depths and figuratively into her own troubled past. With ghosts from her personal history colliding with present-day horrors, Nerea must navigate a world where nothing and nobody can be trusted.

Release Date & Episode Guide

Mouths of Sky premieres on September 28, 2025, on ETB 1. The first season consists of 4 episodes, each running approximately 40 minutes, making it a lean and intense viewing experience. The series is confirmed as a returning series, so expect more installments following the debut season.

Full Cast & Crew

The talented ensemble cast includes Nagore Aranburu in the lead role of Nerea Garcia, alongside Josean Bengoetxea, Miren Gaztañaga, Ramon Agirre, Sara Cózar, Unai Baiges, Nerea Sanz, and Amets Arbelegui. The series is produced by the Spanish production companies Txintxua Films and Garabi Films, bringing authentic Basque regional storytelling to the screen.

Production Details

• Network: ETB 1
• Production Companies: Txintxua Films, Garabi Films
• Country of Origin: Spain
• Genre: Mystery, Crime Drama
• Format: Limited Series
• Episode Length: 40 minutes per episode

Where to Watch Online

Streaming availability and platform details for Mouths of Sky will be announced closer to the September 28, 2025 premiere date. Check back on this page for complete information on how to watch the series online when it becomes available.

Stay tuned for updates on streaming links, additional cast announcements, and exclusive previews as the premiere date approaches. Bookmark this page to ensure you don't miss any developments about this compelling new Spanish thriller.

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