Other mistake: When Robert the Bruce returns to the battlefield at Falkirk, there are 2 children supposedly crying over a loved one. If you look at the blonde girl she is actually laughing. (02:12:00)
Other mistake: In the scene around the camp fire, Rob Roy can be clearly seen with with plasters on his hand.
Other mistake: In the scene where Jim is getting ready to lose his virginity there is a blood spot on the top right hand side of his forehead. Afterwards he's seen up journaling and the blood has switched sides.