Continuity mistake: During the first fight scene, the cyborg hunter has dark markings around his eyes. As soon as the fight moves indoors, the markings disappear completely.
Continuity mistake: When the gang are running through the tunnels just before the bomb goes off, sister Ann and the runaway are the last people in the line, pushing the others before them. They are, however, the first ones to exit the tunnel.
Continuity mistake: While the runaway and the Cyborg Master are fighting in the church, there are bloody cuts on the runaway's chest that keep appearing and disappearing between shots. In addition, he also suddenly gains a cut above his eye, that conveniently enough is already covered with a band-aid he didn't have there to begin with.
Continuity mistake: During the last fight between the hero and the Cyborg Master, the hero's shirt suddenly disappears.
Continuity mistake: When sister Ann and the runaway slave are in the train, her hair is in a ponytail with a few loose strands hanging out. She hands the slave a cookie, then leans back against the wall. Cut to a close-up of her face, and her hair looks very different, with lots more hair hanging loose down the sides of her face.
Continuity mistake: The size of the dinosaurs varies significantly throughout the movie - can best be seen when Runaway beats one up shortly after he leaves the shore.
Continuity mistake: When Runaway is leaving the beach, you can see that he throws away his necklace. But when he he is in Ann's and Fred's house, the necklace appears again on the desk in the bedroom.
Continuity mistake: The countdown that can be seen in sewer towards the end counts from 15 seconds to 9, but in the next shot, it shows 5:50 minutes left.
Continuity mistake: In the very beginning of the movie, Ann and Fred are walking through the a tunnel in the sewer. They reach a dead end but in the next shot, the place they are has completely changed, the dead end is just another tunnel and the light comes from another direction (all can be seen when they go down the ladder).
