Revealing mistake: You can see the stunt man playing Joe in the Creature's tank move when he's supposed to be dead.
Revealing mistake: Air can be seen coming out of the creature's head at one point in one of the tank scenes.
Revenge of the Creature (1955)
2 revealing mistakes
Directed by: Jack Arnold
Starring: John Agar, Lori Nelson, John Bromfield, Nestor Paiva
Factual error: The tank the creature's in has sharks and barracudas, salt water sea creatures, when he's said to be of fresh water origin.
Trivia: Clint Eastwood has a small role as a lab technician experimenting with mice.