 The hand reappears in the episodes "The Sound of Drums", "The Last of the Time Lords", "The Doctor's Daughter", "The Stolen Earth", and "Journey's End".The episode marks the return of the renegade Time lord known as the Master, who last appeared during the 1996 television movie.It also references the events of "The End of the World", "Boom Town", "The Parting of the Ways", "The Christmas Invasion" and "Torchwood" episode "End of Days".