Scholagladitoria is the YouTube channel in which Matt Easton explains many details and misconceptions about historical weapons and their use. Recently, he has looked at several films in terms of their armour, weapons and fight realism.
Check these out (this is the order they were posted):
Knitted chainmail and weird plate armour in movies and TV
Leather biker gear in Vikings Season 1 – why?
‘Ring mail’ and jerkins in Vikings Season 1
Movie Fight Review: The Patriot end duel, sabre vs tomahawk