Jack Tracy

Corporal Jack Tracy was a member of UNIT who worked alongside Corporal John Benton. Tracy was frequently given undercover work, whilst he was at UNIT. (PROSE: The Scales of Injustice)

On one occasion, he and Benton were doing surveillance work on International Electromatics, and they later took the Second Doctor and Jamie McCrimmon to UNIT HQ. (TV: The Invasion)

Soon after this, Tracy was posted to another UNIT branch. (PROSE: The Scales of Injustice)

Behind the scenes

 * Tracy's first name was not given on-screen, only in the novel The Scales of Injustice.