Continuity mistake: When the marine starts shooting about 5 shots rip through the Kurgen's stomach but in the long shot when his arms are outstretched there are no holes or blood, then they reappear for the following shots.
Revealing mistake: When McLeod has his sword kicked away in the carpark, he grabs a metal pole from the fire point, only it bends when he grabs it and bends several times when he uses it, showing that it's made from foam rubber.
Continuity mistake: When the marine gets out of his trans am he leaves the car lights on, but when he gets picked up by the sword the crowd moves closer and the car lights are off.
Visible crew/equipment: When the drain lids explode in the alleyway, there's a close up of one of them landing and you can see the air ram in the drain next to it.
Audio problem: On the roof of Silvercup Studios at the end, Brenda is screaming, but her lips don't match the screams.