Kevin Mangold

An evil leprechaun who has been imprisoned within the roots of a majestic old oak tree, is accidentally set loose on St. Patrick's Day. Once free, he takes out his bloody revenge on the descendants of the people who originally imprisoned him.  (more)

Deep in the Himalayas, a group of sherpas kills a gigantic humanoid creature. Convinced that it is the legendary Yeti, Dr. Claire Collier organizes an expedition with her former student Matt Connor and hunter Rondo Montana, among others, to search for more ...  (more)

When the discovery of an ancient artifact unleashes an evil force, Ghostbusters new and old must join forces to protect their home and save the world from a second Ice Age.  (more)