Beware the Moon: Remembering 'An American Werewolf in London' (2009) 2009, Documentary, United Kingdom Beware the Moon: Remembering ‘An American Werewolf in London’ (2009) Duration: 1H38M Description: Twenty five years on, the original cast and crew look back on the John Landis classic, An American Werewolf In London… Trailer ↗ United Kingdom 2009 Documentary