Sacha

Continuity mistake: When Venkman is doing the tests trying to flirt with the blonde student, when she says that the figure on the card is a star, Venkman is first holding the card with his thumb and two fingers. But from the back angle, four fingers are seen extended. (00:03:20)

Sacha ★

Continuity mistake: During the flying eggs scene, the lettuce on the right changes shape and position between angles. (00:19:20)

Sacha ★

Continuity mistake: When the Ghostbusters run out of the library, an old woman in a blue coat is seen on the left side by the bottom of the steps. A second later she is all the way up and coming from the right side instead. (00:12:20)

Sacha ★

Continuity mistake: After the library scene, while the three scientists are walking and talking, a woman in a striped blue and yellow sweater passes by Egon, but disappears in the immediate next angle. (00:21:35)

Sacha ★

Continuity mistake: When Venkman walks down to the library's basement, his tie changes from skewed to straight. (00:08:35)

Sacha ★

Continuity mistake: When the guys blast the glass lamp in the hotel, it falls on a table and messes up the table and chairs around. In the following angle the area, which was dark half a second ago is now perfectly lit. (00:35:30)

Sacha ★