Piranha 3DD (alternatively known as Piranha 3D: The Sequel) is an upcoming 3D-comedy film and sequel to the 2010 film Piranha 3D. It is directed by John Gulager from a screenplay by Marcus Dunstan and Patrick Melton. It stars Danielle Panabaker, Paul Scheer, and Ving Rhames, who reprise their roles from the first film. Production began on April 27, 2011 with a release scheduled for November 23, 2011, but a month prior to release this date was revised to an unspecified 2012 date.
A year after the attack on Lake Victoria by prehistoric piranhas, the creatures begin traveling through the town’s plumbing, gaining access to swimming pools and the newly-opened waterpark “Big Wet”.