Random Trivia For This Title:
- Cameo by Seth Green: in the scene while Tony is leaving the Expo and meets Larry King and Larry Ellison. Seth Green featured and provided the voice for Iron Man (including "Little Iron Man") in several episodes of his TV show [Robot Chicken].
- Writer Shane Black recommended that Tony Stark's characterization be inspired by [?] J. Robert Oppenheimer, the scientist who led the team that developed the atomic bomb. After witnessing his creation's destructive potential, Oppenheimer defamed himself as "the Destroyer of Worlds" and sank into depression.
- Robert Downey Jr. recommended screenwriter Justin Theroux, who did Downey's Tropic Thunder, to Jon Favreau to write the film's script.
- According to Mickey Rourke, he carried out a lot of research in Russia choosing what tattoos Ivan Vanko should carry on his body. He wanted authentic Russian tattoos, which would represent Vanko's Russian heritage, prison societies, and special clubs he might be in. A tattoo on Vanko's torso shows a Russian schooner, bordered with Russian script reading: "Give me a blond, a bottle and a boat and I'll sail away..." This particular tattoo is Mickey Rourke's favorite. He also paid a visit to Butyrka Prison, Moscow: "I tried to incorporate the whole Russian philosophy. It's a culture of its own and I really enjoyed doing the research and meeting the people and they were very gracious there at the prison." Rourke also commented that Vanko's dialogue is in a Slovakian accent. A lot of Whiplash's identifying features were suggested by Mickey Rourke himself. He wanted to perform half of his role in Russian, and consulted on the character's tattoos and gold teeth as well as having a pet cockatoo. In fact, Rourke paid for the bird and the gold teeth out of his own pocket. Not being tech literate, Rourke found the most challenging part about playing Whiplash was pretending to know his way around a computer.
- Al Pacino was considered for the role of Justin Hammer, while Tim Robbins was considered to play Howard Stark, Tony's father.
- The character of Ivan Vanko (Mickey Rourke) is a combination of Iron Man's enemy the Crimson Dynamo (Dr Vanko, who wears weaponry/armour that can control electricity) and the supervillain Whiplash (who possesses a specially-designed razor/acid whip). In addition, the character is portrayed as the son of Anton Vanko, who was the original Crimson Dynamo in the comics, and assumes the identity of B. Turgenev (Boris Turgenev, in the comics the second Crimson Dynamo).
- Samuel L. Jackson was promised that Nick Fury would be given more screen time by director Jon Favreau. Jackson almost didn't return to play Fury, due to problems with contract negotiations, but secured a landmark nine-picture deal to play Nick Fury not only in this film but in many other Marvel Studio productions.
- According to Jon Favreau, the Asian man who hands Vanko false papers in order to get to Monaco is a member of the Ten Rings, the terrorist organization Stark encountered in the first film. This organization is reportedly headed by Iron Man's nemesis, the Mandarin.
- Sam Rockwell, who was one of the original choices for the role of Tony Stark/Iron Man in Iron Man, plays Stark's antagonist Justin Hammer in the film.
- Emily Blunt was set to star as Black Widow but had to pull out due scheduling conflicts with her movie Gulliver's Travels.Jessica Biel, Gemma Arterton, Natalie Portman, Jessica Alba and Angelina Jolie were considered for the role of the Black Widow. Eliza Dushku actively campaigned for the role. Alba had played Susan Storm in the Fantastic Four" series, and Portman later played Jane Foster in Thor.
- Scarlett Johansson dyed her hair red before she even got the part of Black Widow because she wanted the role so badly. To prepare for her role, she trained six weeks before the movie started principal photography and the entire six months of shooting the movie.
- In an interview with MTV.com, Don Cheadle revealed that before Iron Man was released, he thought the hero was a robot.
- According to Jon Favreau, the technology in this film was portrayed as more futuristic: "After the first film (Iron Man), a number of tech companies talked about how uncanny a lot of our depictions of technology had turned out to be, and how many different films and videogames ended up being inspired by the imagery we used. This forced us to go a bit further into the future and try and change the nature of this technology; if we'd just duplicated what happened in the first one we would be behind the curve. So now we're dealing with holograms, the interface within the suit and the suit being upgraded too."
- While filming the fight scene in Monaco, Mickey Rourke couldn't get the hang of the whips so they played [?] Gnarls Barkley's "Crazy" loudly for him to get the rhythm.
- Although Mickey Rourke spent several months on treadmill and weight training, he initially was still unable to move around and use the whip prop in the Whiplash outfit test due to its sheer weight. To get around this problem, Rourke would wear heavy vests in subsequent physical training sessions to accustom his body in moving while wearing heavy armor.