Isabella Thornton
Discover everything about Billionaires Bunker (El refugio atómico), the Spanish Netflix original series — including its official premiere date, worldwide streaming availability, full cast lineup, and complete episode guide. This guide also provides clear step-by-step instructions on how to watch the series from anywhere in the world, whether you’re in the US, Canada, Australia, the UK, or any of 190+ countries.
Billionaires Bunker (2025) Plot
Billionaires Bunker follows a group of billionaires who retreat into an ultra-luxury underground shelter just as the world faces catastrophic collapse. At the center is Max, a young man recently released from prison after a tragic accident that claimed the life of his girlfriend, Ane. As nuclear chaos unfolds above, Max reunites with his family in the bunker, only to be confronted by Guillermo and Alice, who still hold him responsible for Ane’s death. Inside this sealed world, old grudges resurface, fueling power struggles and emotional turmoil. The series cleverly shifts genres, starting with an apocalyptic tone before moving into a layered mix of thriller, drama, and even dark humor. With betrayals, survival strategies, and moral compromises at its core, the story explores how the richest and most powerful cope when stripped of their masks. By combining emotional intensity with cutting-edge production, Billionaires Bunker becomes a bold reflection of humanity under pressure.
When does Billionaires Bunker premiere?
Billionaires Bunker premiered on September 19, 2025, exclusively on Netflix. The first season features eight episodes and is available in multiple languages, including Spanish and English.
Billionaires Bunker Cast
- Joaquín Furriel – Brings layered depth to one of the show’s most crucial roles.
- Natalia Verbeke – Delivers a sharp and emotional performance within the bunker’s tense atmosphere.
- Miren Ibarguren – Captures both vulnerability and resilience, making her character unforgettable.
- Carlos Santos – Adds dramatic weight as tensions escalate underground.
- Álex Villazán – Embodies youthful rebellion and survival instincts.
- Alícia Falcó – A dynamic presence linking personal struggles to broader conflicts.
- Montse Guallar – Provides seasoned gravitas that anchors the ensemble.
- Pau Simón – Plays Max, whose haunted past drives much of the drama.
- Agustina Bisio – Fresh energy and unpredictability define her performance.
- Miguel Garcés – Strong presence that fuels the show’s conflicts.
- Omar Banana – Memorable moments add sharp edges to the story.
- Samuel López – Captures vulnerability and quiet strength in the hierarchy.
- Agustín Otón – Authentic performance that deepens interpersonal drama.
- Sonia Santa Cruz – Appears as Camarera, a subtle yet meaningful role.
- Monica Mara – Adds emotional resonance in key turning points.
- Paula Cariatydes – Supporting role that stands out across several episodes.
- Alvise Rigo – Brief yet impactful appearance.
- Óscar Hernández – Plays Fotógrafo, marking narrative shifts with his role.
How many episodes does Billionaires Bunker have?
Billionaires Bunker Season 1 consists of 8 episodes, all released on the same day, September 19, 2025.
Episode Guide:
- Return from Hell – Max, fresh out of prison, joins his family in the bunker but is haunted by his past mistakes.
- The Greatest Con Ever Pulled on Humanity – A celebration unravels as mistrust spreads, with Rafa shaken by Frida’s revelations.
- I Hate the Rich – Minerva faces backlash, while Asia makes a rash decision influenced by disturbing footage of Max.
- The Millionaire’s Paradox – A sudden medical crisis tests loyalties, forcing Asia to step forward as Victoria struggles with distraction.
- The Truth Is Overrated – Minerva risks everything on a high-stakes mission, while Mimi turns to Frida and Victoria for help.
- The Woman of Numbered Days – Asia confronts her true emotions, Max challenges Minerva, and Mimi faces troubling symptoms.
- Learn to Live without Me – Max unveils a secret plan, Rafa reveals long-hidden motives, and Guillermo prioritizes family above all.
- Two Minutes without Roxán – Painful truths surface as Frida speaks out, and Max and Asia launch a daring move in the finale.
Is Billionaires Bunker similar to Money Heist?
Yes and no. It shares creators and some thematic elements like drama, moral tension, and spectacle. But Billionaires Bunker has a more confined setting, psychological pressure, and explores apocalyptic survival rather than heist-style action.
Where to Watch Billionaires’ Bunker (El refugio atómico) in Spain?
In Spain, Billionaires Bunker (El refugio atómico) is available to stream exclusively on Netflix. Spanish subscribers can watch all eight episodes in HD and 4K Ultra HD through the official Netflix app or website. The series is included with every Netflix plan, so viewers in Spain can enjoy it instantly without any additional cost.
Where to Watch Billionaires’ Bunker in the US?
In the US, Billionaires Bunker is streaming exclusively on Netflix. Viewers can watch all eight episodes in HD or 4K Ultra HD using the official Netflix app or website. The series is included with every Netflix subscription at no extra cost, giving American audiences instant access to the Spanish thriller.
Where to Watch Billionaires’ Bunker in Canada?
In Canada, Billionaires Bunker is available to stream only on Netflix. Canadian subscribers can enjoy all eight episodes on mobile, smart TVs, or laptops with high-quality streaming options, including HD and 4K Ultra HD. Since it is part of the standard Netflix library, no additional fees are required to watch the full season.
Where to Watch Billionaires’ Bunker in the UK?
As of September 19, 2025, viewers in the UK can watch Billionaires Bunker exclusively on Netflix. The series is available across all Netflix plans, including Netflix Standard with Ads and the Netflix Sky bundle.
Where to Watch Billionaires’ Bunker in Australia?
In Australia, fans can watch Billionaires Bunker exclusively on Netflix. All eight episodes are available from day one, accessible via the official Netflix website and app across supported devices. The series is included in every Netflix plan, allowing Australian subscribers to stream the show instantly in HD and 4K Ultra HD quality.
Is there a way to watch Billionaires’ Bunker online for free?
No, Billionaires Bunker is a Netflix original series and is not available to stream for free. To watch the series, you need an active Netflix subscription. Once subscribed, you can access all episodes instantly on the Netflix app or official website.
Can I Download Billionaires’ Bunker for Offline Viewing?
Yes, Billionaires Bunker is available for download on supported mobile and tablet devices through the official Netflix app. Subscribers can save episodes directly to their device and watch them later without an internet connection. This offline viewing feature is perfect for fans who want to enjoy the series while traveling, commuting, or in places with limited connectivity.
Devices You Can Use to Watch Netflix:
| Device Type | Examples | Notes |
|---|---|---|
| Smart TVs & Streaming Devices | Samsung, LG, Sony, TCL, Hisense, Vizio; Fire TV, Roku, Apple TV, Chromecast | Most newer models have Netflix built-in. Older TVs may lose support. |
| Mobile & Tablets | Android, iPhone, iPad, Amazon Fire tablets | Stream with the Netflix app. Offline downloads supported. |
| Computers / Laptops | Windows, macOS, Chromebooks | Watch via browsers (Chrome, Safari, Edge, Firefox, Opera). |
| Game Consoles & VR | PlayStation, Xbox, Meta Quest | Netflix app or browser access with smooth performance. |
| Blu-ray & Cable Boxes | Smart Blu-ray players, cable/satellite boxes | App availability depends on device age and firmware. |
Billionaires Bunker (El refugio atómico) Trailer
FAQs
- What languages and subtitles are available for Billionaires Bunker?
The original version is in Spanish. There are additional audio tracks in English and other languages. Subtitles are available in multiple languages. - Who created Billionaires Bunker?
It was created by Álex Pina and Esther Martínez Lobato, the same creative duo behind Money Heist and its related projects. - Where was Billionaires Bunker filmed?
The series was filmed entirely in Spain, specifically around Madrid, between February and July 2024. - What kind of genre is Billionaires Bunker?
It is a mix of thriller, dystopian/apocalyptic drama, with strong emotional and psychological undertones plus social commentary.
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