On the upcoming episode of Running Wild with Bear Grylls: The Challenge, deaf actor and director Troy Kotsur joins Bear Grylls on a daring adventure that will test the duo’s survival and communication skills.
Watch as the two explore the Scottish Highlands this Sunday, July 30th at 9/8 central on Nat Geo. The pair will need to find a way to communicate while out in the wild—especially as they head down a raging river.
Check out an exclusive clip of this intense moment: