Revealing mistake: When Tracy and Kid escape the explosion, the stair and rail wobble, revealing they're a prop.
Revealing mistake: The bottom of Tony's legs disappear when Elliot emerges from the phone and grabs hold of him.
Revealing mistake: The Nazi doctor jumps out of the fortress from a 12 story window. The close-up of her feet landing reveals a jump from a very low place.
Revealing mistake: When Webby and the others are standing outside of the window watching Scrooge pace back and forth in anger, she casts no shadow on the patio. This is revealed when she moves left at one point. (00:28:50)
Revealing mistake: When the Krays are boxing for the first time, their mum comes in to break them up. She runs up to the ring where a member of the crowd holds the middle rope lower to help her get in the ring. The problem is, he pulls the rope before he sees her making her way to the ring. It can't be a coincidence as he lets go as soon as she's in the ring. (00:26:30)
Revealing mistake: During the big final fight at Midian, at one point, one of the men with a flamethrower accidentally stumbles backwards into a patch of burning shrubs/plants, which sets him on fire and eventually causes his flamethrower tank to explode. As he accidentally stumbles back into the shrubs, watch closely- one of the plants starts to fall over, and is attached to a small square board hidden in the dirt below that becomes visible, revealing that the plants were pieces of set-dressing.
Revealing mistake: Obviously not Jane Seymour sitting on the bed topless as her back suddenly looks tanned.
Revealing mistake: At the start of the film, where West and Cain are re-animating dead soldiers, one of them tries to kill West. So, he shoots him in the head. It's obvious that West's gun doesn't fire, and the soldier just pretends like he's been shot.
Revealing mistake: In the shoot out scene at the house when Seagal and Kelly Lebrock duck for cover in the living room you can see Seagal's stunt double as they hit the floor.
Revealing mistake: After the guy gets killed in the alley, he lifts his arm to allow the other guy to drag him away.
Revealing mistake: When the car crashes into the tall display of tennis balls in the store, there's a dummy on top of the car dressed up in the same clothing as Ben.
Revealing mistake: When Lyon's brother is set on fire he's wearing fireproof gloves and hood.