Princess of Mars

Princess of Mars retitled and rereleased in 2012 as John Carter of Mars is a 2009 directtoDVD science fiction film made by American independent studio The Asylum, loosely based on the 1917 novel A Princess of Mars by author Edgar Rice Burroughs. The films promotional art mentions how the original story inspired some elements of James Camerons Avatar, but the credits or promotional material of the film do not mention Edgar Rice Burroughs. It is not to be confused with the higherbudget 2012 film John Carter, which is also an adaptation of the novel. In Europe, the film was released with the title The Martian Colony Wars.

The group of Tharks, led by Tars Tarkas, takes Carter to their leader Tal Hajus, guarded by Tars Tarkas daughter Sola. Learning that Tarkas gave Carter a military rank only Hajus can give, Tarkas and Carter are forced to duel. Upon winning, Carter faces Sarka, an Afghan mercenary who had betrayed him. When Sarka escapes, Carter helps Tarkas kill Hajus and become the new leader of the Tharks.Captain Carter then learns that Dejah Thoris has fled to the planetary aircleaning station that keeps Barsoom habitable, which Sarka damages, causing the atmosphere to deteriorate. John Carter and Sarka face each other in a duel, but Sarka is killed by an insect during the fight. After Carter and Dejah Thoris reactivate the station, Carter is returned to Earth, where he declines to tell his superiors about his adventures for fear they will colonize Barsoom, and returns to military duties while hoping to return to Barsoom. ........

Source: Wikipedia