Doctor Who: The End of Time (TV)

Schemes set in motion long ago lead to the resurrection of the Master, albeit in a form that hovers between life and death. He sets his sights on the Immortality Gate, an alien device which has fallen into the hands of the unscrupulous Joshua Naismith. Warned of the Master's return by the Ood, the Doctor travels to modern-day Earth to confront his archnemesis, only to find himself unexpectedly assisted by Wilfred Mott as the threads of prophecy pull tighter. But neither the Doctor nor the Master is aware that, beyond the Immortality Gate, an even greater threat to all of time and space lies waiting...