Billionaires' Bunker () is a 2025 Spanish thriller television series created by ÃÂlex Pina and .
In the face of the threat posed by an imminent nuclear war, a group of billionaires hide in a bunker called the Kimera Underground Park. Resentment between two families is fueled in the claustrophobic environment.
The series was co-created by ÃÂlex Pina and Esther MartÃÂnez Lobato. Consisting of eight episodes, it is a Vancouver Media production for Netflix.
The series was released on Netflix on 19 September 2025. It was canceled by Netflix after its first season.