At 11:26 Rock Hudson's Character Says :"Thank You, Sergeant" To His Driver. The Man Was Wearing A Master Sergeant Rank Patch And Deserved To Be Called "Master Sergeant".
When Skidmore is wounded and coming back to land, the exterior shots show the canopy open, but in the closeups of Don DeFore (Skidmore) the canopy is closed.
In real life, Col. Hess was flying P-47s during WW2, but in the flash-back of the orphanage bombing, he flies a P-51.