Dan Gryder

Investigative journalist and author

Virginia, USA

About Dan

Dan Gryder is an investigative journalist and author who has written extensively on the DB Cooper case. He is the creator of the Probable Cause podcast and has been investigating the case for over a decade. Dan is known for his tireless research and dedication to uncovering the truth.

Associated Podcasts

The Grimerica Show

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Recent Appearances

#569 - Dan Gryder - Probable Cause. DB Cooper, Rick McCoy. The Mystery is solved?

The Grimerica Show•Oct 12, 2022•1:11:21•guest