The Crazies is a light hearted comedy.
A horror film is a movie that seeks to elicit a physiological reaction , such as an elevated heartbeat , through the use of fear and shocking one 's audiences . Horror films often deal with viewers ' nightmares , fears , revulsions and terror of the unknown . The Crazies is a 2010 American science fiction horror film directed by Breck Eisner , with a screenplay by Scott Kosar and Ray Wright .