Margaret Blaine

	Blon Fel-Fotch Passameer-Day Slitheen
	Earth
	DW: Aliens of London/ World War Three, Boom Town
	[[actor::Annette Badland|Annette Badland]]

Margaret Blaine was a member of MI5. In 2006, however, Blon Fel-Fotch Passameer-Day Slitheen killed her in order to use her as a skinsuit as a diguise. (DW: Aliens of London / World War Three, Boom Town). At the end of the latter, the empty skin is left on the TARDIS floor; it is not known what happened to it afterwards.