Trivia: The guest that was rejected at the party really was Stan Lee who helped popularize the Fantastic Four through writing the comic book for many years. This is actually from the comic book wedding of Reed Richards and Sue Storm (in the 60s) where a guest who looked like Stan Lee was turned away from the wedding.
Trivia: Bonnie Bedelia makes a cameo as John's ex-wife, Holly, via a picture of her driver's license. To illustrate the divorce, Holly even uses her maiden name, Gennero. (00:36:55)
Trivia: Stan Lee, the creator of Spider-Man, makes a cameo appearance when Peter Parker is reading about Spider-Man getting the key to the city. He is the man that walks up and talks to him.
Trivia: When Bumblebee first appears it parks itself in the used car lot beside a yellow Beetle. The yellow Beetle was Bumblebee's original form in the Transformers cartoon series.
Trivia: There are brief cameos at the start of the film by Peter Jackson as Bad Santa, who stabs Nicholas, and Garth Jennings as the Crackhead who holds hostages. Later, Cate Blanchett appears as Janine, who is hidden behind a surgical mask, and from whom Nicholas is estranged. And the film's director, Edgar Wright, is seen as the store employee pushing the cart when Nicholas walks towards the manager's office.
Trivia: When Keith Richards is looking up the rule in the pirate code book, the skull ring on his finger is not a prop; he has worn it since receiving it for his birthday in 1978 from a famous London goldsmith, who used a real skull when modelling the design.