Fighting off his regeneration, the Doctor comes face-to-face with his original self at the South Pole — along with a World War I soldier out of time, sending the Doctors on a mission to unravel the temporal anomaly.
U.S. air dates are in MM.DD.YY form. U.K. air dates are in DD.MM.YY form.
SciFi Stream earns a commission on purchases made through our affiliate links.
