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Discovery

Examining the probability of life in outer space; Rob Riggle is on the case and heads to the Nevada desert, a UFO hotspot; he meets with an ex-CIA agent, Air Force pilots, a professional UFO hunter, and a team of investigators.

Rob Riggle: Global Investigator

Really Close Encounters

In order to find out what happened to Rome's 9th Legion, which vanished into thin air, Rob meets with military historians and archaeologists, searches through muddy bogs, analyzes ancient skulls, and learns about Roman ghosts.

The Mysterious Disappearance of The Lost Legion

Most people know about Wyatt Earp and the shootout at the OK Corral but only Rob Riggle knows that this classic story is directly connected to the lost treasure of Skeleton Canyon.

The Mystery of the O.K. Corral

Rob's recipe to solve a 300-year-old pirate mystery in the Florida Keys is: one shovel, one metal detector, one Daquiri.

Pirate Booty

Finding the actual Holy Grail is the holy grail for all global investigators so Rob's on the case; following in the footsteps of the Knights Templars and unearthing new evidence that could prove the grail has been hidden in Scotland all this time.

The Holiest of Grails

Rob Riggle goes in search of what experts and archeologists have tried to pinpoint for centuries: the lost city of Atlantis.

The Atlantis Case

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Actor Rob Riggle takes his passion for adventure across the globe in hopes of solving some of the world's greatest mysteries.

S1 E3 | Pirate Booty

E6 | Really Close Encounters

E5 | The Mysterious Disappearance of The Lost Legion

E4 | The Mystery of the O.K. Corral

E3 | Pirate Booty

E2 | The Holiest of Grails

E1 | The Atlantis Case