X Minus One "And the Moon Be Still As Bright"

The fifth expidition to Mars finds that whatever the Martians did to the first wave of Earthlings chicken pox has wiped out the Martians. The crew's callous disregard for the genocide rubs the ship's archaeologist the wrong way and sends him on a killing spree. We both kind of liked it, Ryan gave it a 7.5 and Richard gave it an 8.