Revealing: In the scene where Ray and Egon are in the dark room analyzing the photos they took at the museum, watch as they run the one photo through the "spectral analyzer". As they put the photo into the machine on the left side, the photo goes throught the machine at a very slow pace. You can see the photo as they are talking about what food they should get. The photo is about halfway through the machine on the left, when the entire photo magically appears on the right hand side of the machine and is finished being analyzed. When they pull the completed photo out of the right side of the machine, you can see the original photo still being analyzed on the left side.

Continuity: When Vigo throws the streams from the proton packs back onto the Ghostbusters, there is a wide shot of Egon getting thrown way over to the right. However, when they do a closer shot, he is way over to the left, closer to the other three Ghostbusters.

Revealing: During the courtroom scene, one of the ghosts grabs the prosecutor and she is hanging upside down. Her dress comes down a little, but when she is about to fly through the door you can see part of the dress is pinned to her panty hose to stop the dress from falling off.

Revealing: When Ray, Winston and Egon are underground looking for the river of ooze, there is a scene where they break down a small wall of rocks. Ray then sits on one of the rocks and it bends under him - it's rubber or foam.

Continuity: In the abandoned railway station scene, when the heads on stakes appear, you can see in the first shot, Winston is wearing his hardhat after that there is a split-second shot and it disappears. In the very next shot it reappears.