Character mistake: Marion tells Robin "he chose you for a reason", despite not previously knowing that Robin was The Hood. So she has no reason to know that John chose Robin.
Robin Hood (2018)
1 character mistake - chronological order
Directed by: Otto Bathurst
Starring: Jamie Dornan, Taron Egerton, Ben Mendelsohn, Paul Anderson
Factual error: Dobermans were not introduced until the 1890s, let alone their ear cropping. (01:00:15)