Following an incident while he was with the Royal Navy, “Lt. Stacey” (John Clements) is forced out and ends up working as a pilot in Greece. This happens at a time when the Nazis have invaded, and with the Allied fleets facing increasing pressure in the Mediterranean, it’s up to “Adm. Weatherby” (Leslie Banks), who has his doubts, to use the Fleet Air Arm – which hasn't really been tested yet – to show how effective …