Director Eli Roth recently appeared on NBC's The Tonight Show with Jay Leno, where he showed the first clip from his upcoming thriller The Green Inferno. The film doesn't have a release date at this time, but it recently debuted at the Toronto International Film Festival and will be screened at the AFI Fest in Los Angeles next week. The story centers on a group of student activists who encounter a vicious group of cannibals in Peru. Take a look at the clip, along with the director setting up the footage. You might need an airsick bag!