Crimson Force (2005)

The first manned mission to Mars crash-lands while searching for a legendary clean energy source buried beneath the surface. The crew quickly gets caught in a brutal civil war between the High Priest’s royal guards and the High Priestess’s warriors. Half the crew sides with the High Priest, hoping to broker peace with Earth. The other half unknowingly aligns with the High Priestess, who secretly plans to murder her husband and launch an invasion of Earth.