Put on your trench coat and join Robert Stack in a never-ending marathon of UNSOLVED MYSTERIES. This series covers crimes, tales of lost love, unexplained history and paranormal events.

Unsolved Mysteries • 8:09 AM UTC • 1h 54m

Unsolved Mysteries With Robert Stack

S3, EP21 "Episode 21"

Kicked out killer; G.I. guinea pig; foster baby; Astarte's last stand.

Unsolved Mysteries • 10:03 AM UTC • 2h 2m

Unsolved Mysteries With Robert Stack

S4, EP6 "Episode: 6"

An exploration of Bigfoot II, threats and harassment, murder by arson, and more.

Unsolved Mysteries • 12:05 PM UTC • 2h 1m

Unsolved Mysteries With Robert Stack

S2, EP10 "Episode 10"

Dead Ringer and UD; Woody's Millions; Plummer's booty and Jim and Tammi.

Unsolved Mysteries • 2:06 PM UTC • 2h 58m

Unsolved Mysteries With Robert Stack

S4, EP16 "Episode: 16"

Medjugorje; shack fire; "Dial A for Abduction;" missing bank executive.

Unsolved Mysteries • 5:04 PM UTC • 23m

Unsolved Mysteries With Robert Stack

S4, EP13 "Episode: 13"

An exploration of Bigfoot II, threats and harassment, murder by arson, and more.

Unsolved Mysteries • 5:27 PM UTC • 35m

Unsolved Mysteries With Robert Stack

S3, EP14 "Episode: 14"

This episode includes: Death by Drowning, Update: Sweetheart Escape, Grandma's Grave and CIA Secrets.

Unsolved Mysteries • 6:02 PM UTC • 54m

Unsolved Mysteries With Robert Stack

S4, EP12 "Episode: 12"

An exploration of Bigfoot II, threats and harassment, murder by arson, and more.

Unsolved Mysteries • 6:56 PM UTC • 59m

Unsolved Mysteries With Robert Stack

S4, EP2 "Episode: 2"

John Wilkes Booth; identical twins; "Man Who Never Was."

Unsolved Mysteries • Aired Mar 19, 2025 • 2h 1m

Unsolved Mysteries With Robert Stack

S4, EP21 "Episode: 21"

An exploration of Bigfoot II, threats and harassment, murder by arson, and more.

Unsolved Mysteries • Aired Mar 19, 2025 • 59m

Unsolved Mysteries With Robert Stack

S3, EP12 "Episode: 12"

Voodoo victims; skeleton canyon; North Carolina nightmare; England heir.

Unsolved Mysteries • Aired Mar 19, 2025 • 51m

Unsolved Mysteries With Robert Stack

S4, EP11 "Episode: 11"

Best friends; Marine captain murder; Florida fires; Stamper's rampage and Mucho Oro.

Unsolved Mysteries • Aired Mar 19, 2025 • 58m

Unsolved Mysteries With Robert Stack

S2, EP4 "Episode 4"

Bad chief; locust grove; update on "Pizza Man" and "Perpetual Partners."

Unsolved Mysteries • Aired Mar 19, 2025 • 52m

Unsolved Mysteries With Robert Stack

S4, EP20 "Episode: 20"

An exploration of Bigfoot II, threats and harassment, murder by arson, and more.

Unsolved Mysteries • Aired Mar 19, 2025 • 59m

Unsolved Mysteries With Robert Stack

S3, EP10 "Episode: 10"

Down on the Farm; Update: The Promise; Trucker Death; Miracle Staircase and Follow the Shadow.

Unsolved Mysteries • Aired Mar 19, 2025 • 2h 1m

Unsolved Mysteries With Robert Stack

S3, EP19 "Episode 19"

Ness; Mom's Genetic Curse; Salem Secrets; Autistic Son.

Unsolved Mysteries • Aired Mar 19, 2025 • 1h

Unsolved Mysteries With Robert Stack

S2, EP14 "Episode 14"

An exploration of Bigfoot II, threats and harassment, murder by arson, and more.

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