FILM 1768: EVOLUTION
TRIVIA: David Duchovny turned down a role in Star Wars: Episode II - Attack of the Clones (2002) to appear in this movie.
Initially written as a serious science-fiction thriller, Ivan Reitman hired David Diamond and David Weissman to re-write the project as a comedy. The original writer, Don Jakoby, actually enjoyed the changes so much, he continued working on the film alongside the other writers.
Shot in December, DreamWorks asked the locals to delay putting up their Christmas decorations. Following the shoot, DreamWorks paid the city employees overtime to light up the town in time for Christmas.
The placement of the element selenium in Head and Shoulders shampoo is technically correct. Though regular Head and Shoulders shampoo does not have any of the element, Head and Shoulders Intensive Treatment Shampoo actually does consist of approximately 1% selenium sulfide.
In certain point Orlando Jones's character tells David Duchovny to call the government, but he answers "No government, I know those guys". This is a reference to his character in The X Files.