“Fear Factor” has a long lineage. The series was originally hosted by Joe Rogan on NBC, then by Ludacris on MTV. Over the course of each episode, contestants vie for thousands of dollars by taking part in stunts that may involve physical challenges, gross-out demands and even extreme-action scenarios.

Johnny Knoxville is no stranger to extreme television, but this time, he's not the one taking the risks—he's the ringmaster. The Jackass legend has signed on to host Fear Factor: The Next Chapter, a modern reboot of the early 2000s reality classic that once pushed network TV boundaries with

Fear Factor was an iconic competition show back in the early aughts, forcing contestants to face their fears in pursuit of a grand cash prize. Facing those fears wasn't for the faint of heart, with challenges ranging from physically challenging to downright disgusting.