Douglas Darien Walker is an American comedian, film critic, actor, filmmaker, and YouTuber. Walker is best known for creating and starring in the satirical film review web series Nostalgia Critic, wherein the titular character reviews nostalgic media in an angry or profane manner. After an initial run on YouTube, Walker co-created the website That Guy With The Glasses in 2008, where he and the series gained wider popularity. The site also presented other media critics of whom created similar content, including Lindsay Ellis and Angry Joe. Walker and his series returned to YouTube in 2012.

Angry Video Game Nerd: The Movie is a 2014 American independent science-fiction adventure comedy film written and directed by James Rolfe and Kevin Finn. It is based on the web series of the same name, also created by Rolfe, with himself as the lead character alongside Jeremy Suarez, Sarah Glendening, Stephen Mendel, Time Winters, Helena Barrett, David Dastmalchian, Robbie Rist, and Eddie Pepitone.