Mars Rovers

Dominic West, Samantha Morton and Polly Walker have all joined the family adventure flick "John Carter of Mars" says The Hollywood Reporter.

Based on the Edgar Rice Burroughs' book series, the tale centers on an American Civil War veteran (Taylor Kitsch) who finds himself mysteriously transported to Mars, where he becomes entangled in the red planet's warring people.

West plays Sab Than, prince of the Zodangans who believes he is entitled to rule Mars.

Morton plays Sola, the daughter of Willem DaFoe's Tars Tarkas character, who must hide her softer side from her warmongering race.

Walker plays Sarkoja, a merciless, tyrannical Thark

Lynn Collins also stars .

Stanton, Michael Chabon and Mark Andrews wrote the adaptation's script

Andrew Stanton is calling action when filming kicks off early next year.