Before going on the final mission, some of the Black Sheep paint out the teeth on the wolf insignia's on the navy Corsairs. But minutes later, when they're in the middle of a dogfight with the Japanese, the teeth are visible on the insignia's again.
When the Corsairs take off to attack the ship, none are carrying bombs, yet when they attack the ship, they drop several bombs.
General Moore is shown as a Brigadier General despite the fact that he was promoted to Major General in a previous episode.
VF-28 was a Navy fighter squadron in WWII. They flew F6F Hellcats and F4F Wildcats not F4U Corsairs. Corsairs were not used on aircraft carriers due to handling characteristics until the problem was solved.
When TJ is talking to the Navy pilot in front of his plane you can clearly see that there are no guns mounted in the wings.