Daybreakers is a 2009 science-fiction action horror film written and directed by Michael and Peter Spierig. The film takes place in a futuristic world overrun by vampires, and centers around a vampiric corporation which sets out to capture and farm the remaining humans while researching a substitute for human blood. Ethan Hawke plays vampire hematologist Edward Dalton, whose work is interrupted by human survivors led by former vampire "Elvis" (Willem Dafoe), who has a cure that can save the human species.

An international co-production between Australia and the United States, Daybreakers premiered at the Toronto International Film Festival in 2009. It was released in the United Kingdom on 6 January 2010 and in North America on 8 January 2010. The film grossed over $50 million worldwide and received mixed critical reception.