Trivia: This movie is loosely based on Snow White and the Seven Dwarfs. There's the poison apple (fried computer), the seven male roommates and one female, and the kiss in the library to wake up Sydney.
Trivia: The girl who plays 'Lily at the stereo' is Rowan Atkinson's daughter, Lily.
Trivia: The Erzebet character is based very loosely on a real figure from history, Countess Elizabeth Bathory. Bathory was tried in the 1600's for killing numerous women (some claim as many as 600). Eventually, her horrifying crimes led to the creation of the false legend that she would bathe in the blood of those she killed to retain her youth.
Trivia: A quarter of the way into the credits there is another scene where it is revealed that the Silver Surfer lived.
Trivia: The magazine read by the guys at the end of the film annoucing the Cock awards, is actually Nuts magazine, a UK mens weekly magazine with a fake cover on it, in some shots you can see the "Pub Ammo" feature that appears at the back of every issue.
Trivia: Banks and Reuben mention being the few alive on the strip that actually shook Frank Sinatra's hand. Frank Sinatra played Danny Ocean in the original Ocean's 11.
Trivia: The director and writer of this movie, Quentin Tarantino, also directed both Kill Bill movies. In the scene, where Abby is shopping, we can hear her cell phone ring, the ringtone is famous "Twisted Nerve" from Kill Bill.
Trivia: After Queen Lilly is dazed after banging the rocks with head to get them out of prison, she hums the first few bars of "A spoon full of Sugar." After Fiona asks if she's alright, she hums a few lines from "My favorite things," both songs made famous by Lilly's voice, Julie Andrews.
Trivia: Rhiannon Leigh Wryn, who played Emma, was also the voice of Mimzy; her voice was digitally altered and added in post-production.
Trivia: The fact that the character of Charlie is shown playing the video game "Shadow of the Colossus" was an intentional choice by the filmmakers, who had to get permission from the game's director to include it into the film. It was decided Charlie would play this game based on the symbolism of the gameplay (which involves the destruction of giant "colossi", whose deaths are somewhat similar to the collapse of the twin towers during 9/11, and the fact that the main character is trying to bring someone back from the dead), and how it related to his character .
Trivia: The actress who plays Debbie is Leslie Mann, and she is the real-life wife of writer/director Judd Apatow. And the two girls who play Debbie's daughters are their daughters in real life. This was done on Apatow's part to make the on-screen family seem more like a real family.
Trivia: Using estimated punctuation, contractions, and whether or not numbers are spelled out, the sky banner would have cost the brothers around $103,500. Stripping the criteria down to letters only, it still cost a whopping $79,000.
Trivia: During the courtroom sequence, the judge is played by actress Judith Roberts, and her character's name is "Judge Shaw." Her appearance and name is a direct reference to director James Wan's previous film "Dead Silence", where Roberts had played a character named "Mary Shaw."
Trivia: Tilda Swinton won the Academy Award for Best Supporting Actress for her role as Karen Crowder, even though she's only in the film for 18 minutes.
Trivia: In the DVD commentary, Director Joe Wright reveals a lucky fluke that got caught on camera during the scene just before Robbie (James McAvoy) discovers the school girls massacre. At the point where he removes his helmet, the weather was cloudy. As he looks up the sky, the sun started shining, and then got cloudy again the moment he put his head down.
Trivia: Siblings Anonymous features three real brothers of celebrities: Frank Stallone, Roger Clinton, and Stephen Baldwin.