Justice League: The New Frontier

The name of this movie is Justice League: The New Frontier released in 2008-02-26 and it's main theme is The human race is threatened by a powerful creature, and only the combined power of Superman, Batman, Wonder Woman, Green Lantern, Martian Manhunter and The Flash can stop it. But can they overcome their differences to thwart this enemy using the combined strength of their newly formed Justice League?.