The Last Days on Mars

Deep space horror with Liev Schreiber, Romola Garai and Olivia Williams starring as part of the first manned mission to Mars. On their last day on the red planet, a crew member of Tantalus Base believes he has made an astounding discovery: fossilised evidence of bacterial life. When his unauthorised expedition to collect further samples turns to disaster, his colleagues begin to suspect that the discovered life-form is not yet dead.