We've always believed we weren't alone. Pretty soon, we'll wish we were.
The ultimate encounter when mysterious and powerful aliens launch an all out invasion against the human race.
The spectacle begins when massive spaceships appear in Earth's skies. But wonder turns to terror as the ships
blast destructive beams of fire down on cities all over the planet. Now the world's only hope lies with a
determined band of survivors, uniting for one last strike against the invaders - before it's the end of mankind.
Will Smith | Bill Pullman | Jeff Goldblum | Mary McDonnell | Judd Hirsch | Robert Loggia | Randy Quaid |
Margaret Colin | Vivica A. Fox | James Rebhorn | Harvey Fierstein | Adam Baldwin | James Duval | more...
The abbreviation "ID4" was invented due to undisclosed legal problems (long since resolved) with the title
The characters "R" and "2" on the Area 51 doors are a reference to R2-D2 in Star Wars (1977).
In the Special Edition, during the scenes where David is searching for his ex-wife's telephone number, his
computer screen displays humorous street names such as "Heresheis Avenue."
Fox first wanted to open the film on Memorial Day and change the name to 'Doomsday' to avoid the fierce
competition on July 4th.
The scene from black and white movie shown in the Casse trailer is from The Day the Earth Stood Still (1951)