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Where to watch "Rob Riggle Global Investigator"
6. Really Close Encounters
No release date yet
Is there life in outer space? Rob Riggle is on the case and heads to a UFO hotspot.
Discovery+
5. Mysterious Disappearance
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Rob must find out what happened to Rome's 9th Legion, which vanished into thin air.
4. The Mystery of the O.K. Corral
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Rob Riggle talks about how this classic story is connected to the lost treasure of Skeleton Canyon.
3. Pirate Booty
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Rob's concocted a recipe to solve a 300-year-old pirate mystery in the Florida Keys.
2. The Holiest of Grails
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Rob follows in the footsteps of the Knights Templars, searching for the Holy Grail.
1. The Atlantis Case
No release date yet
Rob Riggle is on the hunt for the lost city of Atlantis ... and it has nowhere left to hide!
