In newly released audio featured in a documentary, Manson appears to speak about previously unknown killings.

A new docuseries about the cult leader features audio in which he admits to participating in multiple killings in Mexico before the notorious Manson family murders of 1969.

There’s a whole part of my life that nobody knows about,” Manson says in a recorded prison call. “I lived in Mexico for a while. I went to Acapulco, stole some cars. I just got involved in stuff over my head,

Serial killer Charles Manson confessed to murders before he became the leader of the notorious Manson Family cult, chilling new audio from a prison phone call reveals. “There’s a whole part of my life that nobody knows about,

Charles Manson, the cult leader behind a string of murders in California in the late 1960s, claimed to have killed others in the years prior, according to never-before-released audio. A new Peacock docuseries takes from more than 100 hours of prison phone calls with the cult leader recorded over 20 years.