Epic is a 2013 American 3D computer-animated action-adventure film based loosely on William Joyce’s 1996 children’s book The Leaf Men and the Brave Good Bugs. It was produced by Blue Sky Studios; written by William Joyce, James V. Hart, Daniel Shere, Tom J. Astle and Matt Ember; and directed by Chris Wedge, the director of the animated movies Ice Age (2002) and Robots (2005).