In Doctor Who Series 7, is widely considered the ninth episode. However, some sources and broadcast schedules label the preceding episode, " Cold War ," as Episode 9.
This episode is a gothic horror-inspired ghost story set in 1974 at Caliburn House, a haunted mansion on a desolate moor. Doctor Who S07E09 BDRIP x264-Krissz41:29 Min
The Doctor discovers the "ghost" is actually Hila Tacuorian, a time traveler from the future trapped in a rapidly collapsing pocket universe. In Doctor Who Series 7, is widely considered
Watch the Doctor and Clara explore the eerie mysteries of Caliburn House in this episode overview: In Doctor Who Series 7