Explore the world’s most fascinating, strange and inexplicable mysteries. Each episode features compelling contributions from scientists, historians, witnesses and experiencers—each seeking to shed light on how the seemingly impossible actually can happen.
William Shatner
Self - Host
16 eps
Season 1
2019
18 eps
Season 2
2020
7 eps
Season 3
2021
22 eps
Season 4
2022
10 eps
Season 5
2023
10 eps
Season 6
2023
18 eps
Season 7
2024
12 eps
Season 8
2026
Status
Returning Series
Original Language
EN
Network
History
Production
Prometheus Entertainment
Where to Watch
Stream
★ 7.8
History's Greatest Mysteries
2020
★ 8.5
Cold Case Files
1999
★ 7.0
Drain the Oceans
2018
★ 7.9
Forensic Files
1996
★ 8.6
People Magazine Investigates
2016
★ 7.4
Paranormal Witness
2011
★ 7.0
American Masters
1986
★ 7.9
Leah Remini: Scientology and the Aftermath
2016
★ 7.4
American Monster
2016
★ 7.5
The Story of God with Morgan Freeman
2016
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