This document provides a history of zombie horror films from the 1920s to present day. It begins with the 1922 film The Cabinet of Dr. Caligari, considered the first zombie film. In the 1960s, Night of the Living Dead established the modern zombie as a flesh-eating creature. Dawn of the Dead in 1978 made zombies and their violence a mainstream success. Zombie films flourished in the 1980s with classics like Return of the Living Dead. The 2000s saw remakes like Dawn of the Dead and comedic zombie films like Shaun of the Dead and Zombieland, which blended horror and comedy.