Club Dread (2004)

Club Dread (also known as Broken Lizard's Club Dread) is a 2004 comedy/horror film, written by the comedy group Broken Lizard, who also created Super Troopers. It is directed by Jay Chandrasekhar, one of the group members.

Genre: Comedy / Thriller / Horror
Tagline: Sun, Sea, Sex and Slaughter
Starring: Julio Bekhor, Greg Cipes, Brittany Daniel, and Ryan Faulkner

Plot: When a serial killer interrupts the fun at the swanky Coconut Pete's Coconut Beach Resort -- a hedonistic island paradise for swingers --- it's up to the club's staff to stop the violence ... or at least hide it!

http://www.imdb.com/title/tt0331953/
http://en.wikipedia.org/wiki/Club_Dread