This article needs a big cleanup.
Is this about the human officer or the Vardan imposter?
These problems might be so great that the article's factual accuracy has been compromised. Talk about it here or check the revision history or Manual of Style for more information.
Captain Alex Pike was an USAF officer and Alien Liaison Officer. He was killed in the back of a jeep in the desert by the Vardans, who transferred his memories into one of their own. The imposter helped the Seventh Doctor defeat Mortimus and released Artemis. (PROSE: No Future)