Stan Lee is an American comic book writer, editor, publisher, media producer, and former president and chairman of Marvel Comics. Well know for his re-creation of some marvel characters like Spider-Man, Hulk and the X-Men etc. He even make several cameos in the marvel films.
While looking at the cast of The Incredible Hulk I say Stan Lee was cast as: "Milwaukee Man Drinking From Bottle" I've noticed he plays an extra in the Iron Man, X-Men, Spider Man films as well ...
Stan Lee always make a cameo appearance in the Marvel films based on the characters he helped in re-creating. With this in mind, was there any particular reason why he missed X2: X-Men United, X-Men ...