Conrad Finch

Conrad Finch was a convict who was sent to the colony planet (later named Basingstoke by the Eleventh Doctor), where he worked with Nerena Cargill. He wanted to kill the creature that Buchan Foster had become, and decided to accompany the Doctor to figure our the answer to the mystery. He pulled a gun on the Time Lord, but the Doctor blasted it apart with his sonic screwdriver and send Finch unconscious. (COMIC: Supernature)