Other mistake: When Mitch is in the car, after listening to the radio he switches it off and the subtitles read 'Clicks of radio', yet it should be 'Clicks off radio.' (01:49:50)
Other mistake: Merlin says, "Man will fly someday". For a few frames after he says this, his thumb on his pipe is painted blue, then returns to its normal color. This causes a blinking effect.
Other mistake: When Jason unscrews Talos' heel blood spurts but 1) it never creates a puddle and 2) the blood jet disappears in the wide shots.