Doctor Who Season 25 Episode 3
The Doctor plans to let one of the Dalek factions have the Hand of Omega (but not too easily, of course) while keeping Gilmore and his military men preoccupied in a safe territory, but that plan could be threatened by a mole in their midst and a miscalculation on the Doctor’s part.
Serie: Doctor Who
Episode Title: Remembrance of the Daleks, Part Three
Air Date: 1988-10-19