7  Robert Downey Jr. Salary for The Avengers was 100 times more than his salary in Iron Man 1. While he earned twice as much as the entire Avenger’s cast, 40% of his profits are held until after filming due to his history of drug abuse.

8 According to Joss Whedon, the “That man is playing Galaga!” line was ad-libbed by Robert Downey Jr., and worked so well that Whedon decided to dub in an image of Galaga on “that man’s” console as the scene’s punch line.

9 The shocked expression of Loki after being slammed by Hulk was created by animation director Marc Chu shaking Tom Hiddleston violently and repeatedly.

10 After the theater release of Marvel’s The Avengers, Shawarma sales in Los Angeles, St. Louis, and Boston went through the roof.

The final end credit scene was added after Robert Downey Jr.. encouraged a scene rewrite: after Tony Stark falls back to Earth, he originally awakens and asks, “What’s next?” Robert Downey Jr. thought the line could be more interesting, and the idea of going to a local shawarma restaurant was born. The scene was added one day after the global premiere. Since then, shawarma sales in Los Angeles, St. Louis, and Boston have reportedly skyrocketed.

11 To prepare for the role of Agent Clint Barton (Hawkeye), Jeremy Renner was trained by Olympic archers. Clint Barton (Hawkeye) is an ambidextrous archer (although Jeremy Renner is left handed). He is seen shooting right-handed in Thor (2011) and both left-handed and right-handed in this film.

12 Reportedly, Iron Man’s “Let’s just not come in tomorrow” speech was improvised by Robert Downey Jr., as was “Doth mother know thou weareth her drapes?”