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Realising that her rescuer is a Time Lord she refuses to comply, preferring to die rather than go with him.
She and the Doctor die as the ship crashes on Karn.
The three Doctors converge in the year 1562, where the Tenth Doctor has been tracking down a Zygon.
They discover that the Zygon is disguised as Queen Elizabeth, who captures and imprisons them in the Tower of London.
The countdown is stopped and all present negotiate a perfectly fair peace treaty, as they no longer know which way to skew it.Previous lead actors David Tennant and Billie Piper returned for the episode, Tennant reprising his role as the Tenth Doctor, while Piper portrayed a sentient doomsday weapon called the Moment, projected as an image based on her character Rose Tyler.She is invisible and inaudible to everyone but the War Doctor (John Hurt).The Doctor is resurrected temporarily by the Sisterhood of Karn (who control a secret Elixir of Life in the 1976 serial The Brain of Morbius).They persuade the Doctor to take action to end the Time War, offering him a selection of potions to control his regeneration.