Continuity mistake: After Brendan throws off Koba's guillotine he goes in an arm bar trapping Koba's right arm, however when Koba slips out Brendan is shown pinning his left arm instead.
Continuity mistake: The wound that Brendan got on his left cheek after his first fight changes angle and length the next day.
Visible crew/equipment: As Brendan approaches Tommy on the beach the night before the fight we can see the plate where Brendan is supposed to stop on. (01:08:30 - 01:10:30)