Firestorm is a 2013 Hong Kong action film written and directed by Alan Yuen, produced by and starring Andy Lau. Lau plays a hard-boiled police inspector who takes the law to his own hands in order to take down a group of violent criminals who have taken multiple innocent lives while repeatedly evading justice. The film was converted to 3D during post-production, making it the first 3D Hong Kong police action film.