The League of Gentlemen's Apocalypse is a 2005 disaster horror comedy film based on the British television series The League of Gentlemen. It is directed by Steve Bendelack at his directorial debut and written by the series' cast along with Jeremy Dyson. Starring Mark Gatiss, Steve Pemberton and Reece Shearsmith, who reprise their roles from the TV series, along with Michael Sheen, Victoria Wood, David Warner, Alan Morrissey, Bruno Langley, Bernard Hill, Simon Pegg and Peter Kay who appear in guest roles, the film follows the series' characters as they enter the real world and meet their creators while the setting, the fictional town of Royston Vasey, is facing a series of apocalyptic events.

It is a British-American venture produced by Film4 Productions, Tiger Aspect Films and Universal Pictures. The film was released on 3 June 2005 in the United Kingdom.