Trivia: At one point in the movie, when the Chief is talking to the President, the President says "nucular weapons" once or twice. Frustrated, the Chief says something to the effect of, "For the last time, it's nuclear." This is an obvious jab at President George W. Bush, who was notorious for invariably saying "nucular" instead of "nuclear" when giving speeches.
Trivia: The original Siegfried, Bernie Kopell, makes a cameo as the driver of the Opel that nearly hits Smart. Unfortunately, other members of the original show were not able to make appearances:Don Adams (Maxwell Smart) - died September 2005.Edward Platt (Chief) - died March 1974.Robert Karvelas (Larrabee) - died December 1991.
Trivia: In the beginning, when Max walks into the building before getting to the doors that lead to the telephone booth, he passes a car and suit. Both of these were used in the original Get Smart TV series.
Trivia: Leonard Stern, the executive producer of the original series, has a cameo as the pilot of the plane that the Chief hijacks.