11 John Wick: Self-serving pumping gas in New Jersey

During the first encounter between John and Iosef, both of them are pumping their own gas in the scene. The filming locations clearly show that this gas station is in Upper Nyack in New Jersey. This is a mistake because self-serving gas stations are banned in that state. (source)

12 The Titanic: Fake funnel on the ship

In the entire movie, the ship has four funnels that emit steam from its engines. In reality, the fourth funnel was primarily installed for the show to improve the ship’s look and for it to appear bigger. The fake funnel was only used as a ventilation system for the ship’s kitchen. (source)

13 Transformers: Dark of the Moon: Different times within seconds

At around two hours and 21 minutes in the Dark of the Moon (2011) sequel of Transformers, time in the background clock changes within seconds. Different times could be seen in the clock in different frames.

14 Django Unchained: Unreleased $1,000 bills

The bounty hunter or Dr. Shultz in the movie pays for Broomhilda von Shaft with 12 $1,000 US bills. The transaction occurred in 1859 but the first US $1,000 bill wasn’t released into circulation until 1861.

15 Rocky IV: The banned USSR National Anthem

The fourth sequel of Rocky was released in 1985 in which the USSR national anthem is played during Ivan Drogo’s entrance. However, the version played in the movie was introduced during Stalin’s rule and had already been banned in the country nearly three decades ago in 1956. (source)

16 Godfather Part II: Director Francis Ford Cappola’s accidental cameo

The director has an accidental appearance in the movie. This is when the young Vito Corleone played by Robert De Niro drives down the street and the director’s reflection appears in a car window. It is one of those blink-and-you’ll-miss-it cameos.

17 I. T Chapter 2: 2019 mustang model in 2016

Richie’s car in the second part of the movie is the mustang 2019 model. And even if the movie was released in 2019, it is set in 2016. Therefore it is impossible for Richie or anyone to own the future mustang model.

18 Star Wars Phantom Menace: Liam Neeson’s visible wig

Liam Neeson played the role of Qui-Gon Jinn in The Phantom Menace (1999) or the first episode of the movie series. The actor is wearing a wig throughout the movie and it is clearly visible in close-up shots.

19 Back to the Future: Different handwritings in the same letter

Marty writes a letter to Doc before he goes into the future in which the word “disaster” is the only word in the last line. Moving forward when Doc shows the same letter to Marty when it’s all tapped up, the last line has two letters, “terrible disasters.” Moreover, Marty’s signature in both the letters is in different handwriting. All of this indicates the continuity error of the same letter.

20 The Matrix: Reloaded: Sunglass reflection reveals Agent Smith’s location

In one of the scenes in the 2003 Matrix movie, Agent Smith is supposed to be in a city courtyard where they meet The Oracle. However, a closer look into his sunglasses’ reflection reveals that he’s just on a stage with huge light.