So, you consider yourself to be something of a movie buff, do you? You may know the entire script of The Goonies word-for-word, you might know which actors portrayed every single character in the Harry Potter franchise, and you might even know which year every movie in the Friday the 13th franchise was released, but what about those lesser known facts from behind the scenes?
There are a lot of facts about movies that might just take you by surprise - and that's what this video is all about. Here's our latest edition of twenty rapid fire behind the scenes movie facts...
Captain America: Civil War
The working title of Captain America: Civil War was actually "Sputnik". In the comic books, "Sputnik" was one of the words used to trigger the Winter Soldier's mind control.
Thor: Ragnarok will bring to life a loose adaptation of the acclaimed comic book arc Planet Hulk, and will see Thor and Hulk squaring off against each other on a gladiatorial planet, prior to teaming up to defeat the movie's villains.
Transformers: Age of Extinction
In an interview about Transformers: Age of Extinction, director Michael Bay described the Autobot Hound as "a ballerina with guns". This line actually became part of Hound's dialogue in the movie.
Wolverine (Weapon X)
After 2016's Deadpool became such a huge success in spite of it's "R" rating, Fox are intending to make 2017's Wolverine movie R-rated as well. Bring on the gore!
Producer Simon Kinberg has said that Olivia Munn auditioned for the role of Vanessa Carlysle in Deadpool - a role that ultimately went to Morena Baccarin. However, Munn's audition led to her being cast as Psylocke in X-Men: Apocalypse.
In X-Men: Apocalypse, the song playing in the scene when Apocalyse finds Angel is by the heavy metal band Metallica. It's called "The Four Horsemen" from the album "Kill 'Em All", which was released in 1983 - the same year in which the film takes place.
The Legend of Tarzan
Alexander Skarsgård was ultimately cast as Tarzan in The Legend of Tarzan, but swimmer Michael Phelps was actually in talks to take on the role. Fellow swimmer Johnny Weissmuller played the character in the movies of the 1930s and 1940s.
The Amazing Spider-Man 2
You may recall the scene in The Amazing Spider-Man 2 in which Gwen Stacy gives a speech at her graduation. Well, actress Emma Stone actually wrote that speech herself.
Marvel Studios head Kevin Feige will be working as an Executive Producer on Spider-Man: Homecoming. However, unlike when he works on other MCU movies, Feige will not receive any compensation for his role, due to the contract details in the Marvel/Sony deal.
Rogue One: A Star Wars Story
John Williams has composed the score for every Star Wars theatrical release to date, and Rogue One will mark the first time in which that won't be the case.
Wonder Woman will meet her love interest Steve Trevor in her first solo movie. In the comic books, they met during World War II. In the movie, they will meet in World War I. The idea is to highlight her immortality more explicitly.
In Zootopia, there's a nudist Indian Yoga instructor working at Mystic Springs Oasis named Nangi. In India, Nangi refers to a naked woman in the Hindi language.
Lana Del Rey sang "Once Upon a Dream" for the end credits of Maleficent. Del Rey was personally picked by the movie's star, Angelina Jolie, for the job of doing so.
Batman v Superman: Dawn of Justice
Jeffrey Dean Morgan - who had previously played the Comedian in Watchmen - played Bruce Wayne's Wayne's father Thomas in Batman v Superman, but he was actually considered for the role of Bruce Wayne AKA Batman himself.
Avengers: Age of Ultron
For Age of Ultron, in order to make the Scarlet Witch's movements look more graceful in action sequences, actress Elizabeth Olsen worked with a dance choreographer.
Although Margot Robbie looks fantastic as Harley Quinn in Suicide Squad, Emma Roberts was actually offered the role first. However, she turned it down to star in television's Scream Queens.
In order to transform Akinnuoye-Agbaje into Killer Croc, Suicide Squad's make-up team took five hours to apply prosthetics to his face and upper body. The rest was body paint.