What is the “Unknown: Cave of Bones” Netflix release date? When will it premiere?
Rachel Newton
Updated on March 23, 2026
Get ready for an exciting journey into the world of Paleoanthropologist Lee Berger as Netflix’s documentary series, Unknown, continues with its third episode, Unknown: Cave of Bones. Premiering on Tuesday, July 18, 2023, at 3:00 am ET, this feature-length documentary directed by Mark Mannucci promises to be a life-changing exploration of groundbreaking research in South Africa.
The official logline for Unknown: Cave of Bones sets the stage for an intriguing narrative:
“Follows Paleo anthropologist Lee Berger in South Africa, as he and his team try to prove that the world’s oldest graveyard, they found, is not human. A small brained, ape-like creature could have practiced complex burial rituals.”
With Lee Berger as the central figure, viewers will witness his groundbreaking discovery of the world’s oldest non-human graveyard in South Africa’s Cradle of Mankind. The film takes us on a remarkable journey as Berger and his team strive to provide evidence of complex burial rituals conducted by an ancient, small-brained, ape-like creature. This discovery has the potential to reshape our understanding of hominid evolution and the origins of belief.
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Directed by Mark Mannucci, Unknown: Cave of Bones is part of the captivating docuseries Unknown on Netflix. With a runtime of 1 hour and 33 minutes, the film combines scientific investigation with compelling storytelling. Audiences can expect a thought-provoking exploration of Berger’s research and the paradigm-shifting implications it may hold.
Lee Berger, a renowned Paleoanthropologist, is celebrated for his groundbreaking contributions to the field of human evolution. His extensive research in the Cradle of Humankind has reshaped our understanding of early hominids. Through Unknown: Cave of Bones, viewers will gain insight into the world of Paleoanthropology and the tireless efforts of researchers like Berger.
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Unknown is an immersive docuseries that ventures into uncharted territories, revealing the extraordinary secrets of remarkable individuals. The first episode, The Lost Pyramid, follows Egyptologists Dr. Zahi Hawass and Dr. Mostafa Waziri as they uncover the mysteries of ancient Egypt. With Unknown, audiences are taken on thrilling journeys, exploring hidden histories and witnessing the dedication of experts in their pursuit of knowledge.
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The first episode of Unknown is already available for streaming on Netflix, offering a captivating experience for those eager to embark on this adventure. Prepare to be enthralled by the revelations, challenges, and triumphs encountered in the pursuit of uncovering ancient secrets.
Mark your calendars for Tuesday, July 18, 2023, at 3:00 am ET, and join the exclusive premiere of Unknown: Cave of Bones on Netflix. Immerse yourself in the captivating world of Lee Berger and witness the unfolding of a remarkable chapter in the Unknown docuseries.
