Simcoe, while interrogating Caleb says that he was born in India, that his father was a minister, and that he has never set foot in England. The real Simcoe was born in England, and his father was a captain in the Royal Navy.
When Hester is drummed out of camp, the lime-green tape marking one of the actor's mark is visible. It is the one soldier who is standing apart from the others when the camera pans down the line.