Roy Scheider stars in this intense action thriller as a courageous police officer pilot battling government fanatics planning to misuse an experiment attack helicopter. Chosen to test Blue Thunder, Frank Murphy (Scheider) is amazed by the high-speed high-tech chopper. It can see through walls, record a whisper or level a city block. Distrusting the military mentality behind Blue Thunder, Murphy and his partner Lymangood (Daniel Stern) soon discover that the remarkable craft is slated for use as the ultimate weapon in surveillance and crowd control. Jeopardised after being discovered by sinister Colonel Cochrane (Malcolm McDowell), Murphy flies Blue Thunder against military aircraft in a spellbinding aerial contest in the skies above Los Angeles...