Companion (Doctor Who) "Face the Raven", but in a subsequent episode ("Hell Bent") her time stream is frozen at the moment of death by the Time Lords so that they can interrogate her about the Hybrid; the Doctor takes advantage of this to save her life, but she remains technically neither alive nor dead, does not age or have a pulse. After her departure as a companion of the Twelfth Doctor, she teams with the immortal Ashildr and travels in a stolen TARDIS. Other companions died in alternate timelines or alternate lives. "Brigade Leader" Alistair Lethbridge-Stewart, "Section Leader" Liz Shaw, and "Platoon Leader"
Lady's companion in respect of the lady of a household, except for the essential subservience resulting from financial dependency. Lady's companions were employed because upper- and middle-class women spent most of their time at home. A lady's companion might be taken on by an unmarried woman living on her own, by a widow, or by an unmarried woman who was living with her father or another male relation but had lost her mother, and was too old to have a governess. In the latter case the companion would also act as a chaperone; at the time, it would not have been socially