John Stockwell was originally slated to direct, but dropped out of the production in the summer of 2003.
It was so cold during filming of some beach scenes, that the actors' breath was visible.
The beach house (exteriors) were filmed at Sycamore Cove State Beach, just north of Malibu. The structure is actually the regional state lifeguard headquarters.
The pier to which Max (Pierce Brosnan) ties the inflatable boat was a set piece fabricated just for the film. However, there was once a pier at this location (Sycamore Cove State Beach) in a different location. Occasionally the old pier pilings are visible protruding through the sand.
AMC theaters and New Line promoted this movie by placing an ad for a sweepstakes on their large popcorn bags. They misspelled Salma Hayek's last name as "Hayak" on the initial print run but the error was quickly caught and rectified.
After the fishing trip where they caught the shark, drunken Max and Stan sing the same song that was sung by drunken Quint, Hooper, and Brody in Jaws (1975).
Had a 60-day shoot.
Max and Lola's beach house was built from scratch on a beach.
The director's grandparents were sitting behind Max in the basketball game.
Edward Norton appeared in the audience at the basketball game.
The lobsters were flown in from Australia.
Although it doesn't seem to be such a visual effects-heavy movie, there were over 150 such shots.
Pierce Brosnan and Brett Ratner were hoping to collaborate on the next James Bond movie, but after that fell through with Bond producers they decided to maintain their relationship and do this instead.
The watch that Max and later Stan wears is a Swiss made Panerai Luminor watch.