Based on actual events. When the commander of the crew of a B-17 Flying Fortress bomber is killed in action in a raid over Sicily in 1943, his replacement, a young, naive pilot, struggles to be accepted by the plane's already tight-knit Irish American crew.

Fortress is a 2011 war film directed by Michael R. Phillips and released by Bayou Pictures. The film follows the crew of the Boeing B-17 Flying Fortress bomber Lucky Lass as they fly in the campaign against Italy during World War II.