The dramatized World War II adventures of US Major Gregory "Pappy" Boyington and his Marine Attack Squadron 214, AKA The Black Sheep Squadron.Major Gregory "Pappy" Boyington is the squadron leader of a group of fighter pilots stationed on an island in the Pacific during World War II. "Pappy" often needs to intercede in altercations at the base, but everyone seems to pull together when they are assigned missions in the air.