is a Spanish true crime documentary series that premiered in early 2023. The series features expert analysis from journalists Manu Marlasca and Patricia Abet , along with forensic doctor Miguel Lorente , as they re-examine significant crimes from Spain's recent history. Season 1 Overview
– Discusses Spain's toughest criminal sentences and the types of killers who receive them.
The first season consists of , each focusing on specific types of violent crimes through expert interviews and direct testimonies.
The series is primarily available on and Apple TV . Following the success of the first season, additional seasons have been released, with Season 4 premiering in January 2026. Una Historia de Crímenes (TV Series 2023–2024)