Matt Lagan

Former pop princess Tiffany co-stars in this nerve-wracking thriller about gigantic, mutant piranhas who are irradiated in the Amazon River by well-meaning scientists in a misguided attempt to revive the local piranha population. After the fish destroy a tourist boat and the militia bent on stopping them, they escape from their enclosure and begin swimming to Florida. Along the way, they grow even larger and more threatening.

When the President learns that domestic terrorists have skyjacked the passenger jet her brother is flying, she must choose between family and the safety of the people in the cities below. (imdb)

Soldiers and scientists visit a remote island, the site of bio-weapons research, after losing contact with the staff there. (imdb)

Four mathematicians are hired by the US government to solve the most powerful problem in computer science history. (imdb)