Tasha Lem is a minor protagonist turned momentary antagonist while under the control of the Daleks in Doctor Who, being the leader of the Papal Mainframe who is puppeteer by the Daleks in a trap for the Doctor. She makes a minor appearance in Nonspecific Villains War.
Nonspecific Villains War[]
vs Darth Vader[]
While discussing land ownership with Vader, Tasha revealed she was under the control of the Dalek Empire and it was actually a trap to kill the Sith Lord, as Daleks rushed into the room. However, Vader used the force to detonate the Daleks, before choking Tasha to death.