Transcript for 'Fear: Buried Alive' Contestants Go Six Feet Under on Live TV
You know, I'm quite sure there isn't enough money in the world you could pay me to be buried love under any circumstances rrt let alone on live TV. Reporter: But with Halloween fast approaching some very braf souls actually signed up to do it. And as, a bc's David Wright is about to find out, they may have been on to something. Reporter: Facing your worst fears in realtime. You overcoming your fears, Brandon. Yeah, you can say that. Reporter: "Fear, buried alive" is a reality TV billed as a psychological experiment. My fear is actually fluffy puppies. Can I get a box of fluffy puppies instead. Reporter: All of it broadcast live on the A&E network partly owned by ABC. They understand anything can happen, including the possibility of death. When you're in that dark and it's just you and your thoughts, you go completely crazy. Reporter: To ratchet up the fright factor the show's producer turn to Eli Roth. I think you're going to have people who are going to start clawing until their fingers blood. Reporter: Of course that's why it was all about science, that's why you have Larry, David in a lab coat there, and bright screens, to make this a little legit. Fear socialist margi Kerr insists conquering your inner demons is not just entertaining, it's healthy. You know you can definitely survive the inevitable zombie apocalyp apocalypse. A survey found many of the things you would expect we're afraid of, things like ghost, clowns, zombies. But at the very top of the list there's bugs and heights and public speaking. As it turns out, on this show, being buried alive was just for starters. Surprise, surprise for the test subject, in came snakes and rat S and creepy crawlers. The test subjects' family and friends watching in horror. Ow. Don't nip at me. Stop trying to bite me. Ow. We really are trying to overcome our fears right now. Let me tell you something, I'm going to -- You're in here. You're doing it. I'm going give you a big hug. We're going to exchange Facebook information. Reporter: It all got to be too much for one of the three. Get me out! Get me out! Get me out now! Reporter: Can you blame him? I'm David Wright for "Nightline" in New York.
This transcript has been automatically generated and may not be 100% accurate.