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 • 11:56 AM UTC • 1h 57m

Unsolved Mysteries With Robert Stack

S1, EP11 "Episode 11"

This episode includes: Coma Comeback, Update: Two Strikes, Palm Beach Embezzler, Twice Burned and Fumbles.

Unsolved Mysteries • 1:53 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 • 2:47 PM UTC • 4h

Unsolved Mysteries With Robert Stack

S1, EP15 "Episode 15"

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

Unsolved Mysteries • 6:47 PM UTC • 5m

Unsolved Mysteries With Robert Stack

S1, EP15 "Episode 15"

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

Unsolved Mysteries • 6:52 PM UTC • 1h 6m

Unsolved Mysteries With Robert Stack

S3, EP18 "Episode 18"

Scared to Death; Texas UFO; Butch Cassidy; Sibling Search & UD.

Unsolved Mysteries • 7:58 PM UTC • 1h 56m

Unsolved Mysteries With Robert Stack

S4, EP14 "Episode: 14"

Larry's last race; "'Til Death Do Us Part;" millionairess murder; dances with Moomess.

Unsolved Mysteries • 9:54 PM UTC • 1h

Unsolved Mysteries With Robert Stack

S2, EP14 "Episode 14"

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

Unsolved Mysteries • 10:54 PM UTC • 52m

Unsolved Mysteries With Robert Stack

S3, EP15 "Episode 15"

Teen Tragedy; Update: Jim and Tammi; State Department Murder; Lost Adams Diggings.

Unsolved Mysteries • Aired Mar 15, 2025 • 1h 2m

Unsolved Mysteries With Robert Stack

S2, EP3 "Episode 3"

Kay Hall; update on "Thanks Lieutenant Stevens;" coin scam; Marth's kennel; Sarah Joe; Baltimore baby-napping.

Unsolved Mysteries • Aired Mar 15, 2025 • 1h 1m

Unsolved Mysteries With Robert Stack

S1, EP1 "Episode 1"

This episode includes: Thumbs & UD, Update: Marsh, Conway, Honeymoon Bones and Dottie Caylor.

Unsolved Mysteries • Aired Mar 15, 2025 • 1h 6m

Unsolved Mysteries With Robert Stack

S3, EP18 "Episode 18"

Scared to Death; Texas UFO; Butch Cassidy; Sibling Search & UD.

Unsolved Mysteries • Aired Mar 15, 2025 • 1h 3m

Unsolved Mysteries With Robert Stack

S4, EP3 "Episode: 3"

"Who's Tyler?;" Maloney's mickey; shroud of Turin; road map clues.

Unsolved Mysteries • Aired Mar 15, 2025 • 1h 1m

Unsolved Mysteries With Robert Stack

S1, EP23 "Episode 23"

Motorcycle Mom & UD; Update: Ready Teller Robbery; White Bird; Strychnine Death; Missing Mariners.

Unsolved Mysteries • Aired Mar 15, 2025 • 2h 55m

Unsolved Mysteries With Robert Stack

S3, EP2 "Episode: 2"

This episode includes: Bermuda Triangle, Prison Mom & UD, Heck He's Gone & UD and Scare Tactics.

Unsolved Mysteries • Aired Mar 15, 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 15, 2025 • 1h 1m

Unsolved Mysteries With Robert Stack

S2, EP5 "Episode 5"

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

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