Continuity mistake: The aircraft used to deliver the pheromone lure to the creatures starts out as a F-15, then after a few shots it becomes a F-18 then back to an F-15 for a few more shots, then back to a F-18 and is finally a F-22 when knocked out of the sky by the giant octopus. (00:44:00 - 00:45:30)
Continuity mistake: During the opening scene, Deborah Gibson's fingernails keep changing from being painted to not painted.