If you are looking for new Doctor Who episode titles, recent Internet rumors do not hold the answers.

Aside from the season 9 premiere, "The Magician's Apprentice," the BBC series has not released any new titles for the next season.

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Writer Toby Whithouse took to twitter to dispel any false titles fans have attached to his block one episodes. Currently filming, Whithouse's two installments will not be titled "House of Harrow" and "Whisper."

"I can confirm that those aren't the titles of my episodes," Whithouse informed viewers on Monday.

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However, the BBC did release the guest cast for the upcoming two-part story. In addition to Game of Throne's Paul Kaye, the Daniel O'Hara directed installment will feature Morven Christie, Arsher Ali, Colin McFarlane, Sophie Stone, Zaqi Ismail, Steven Robertson and Neil Fingleton.

"An amazing guest cast for a brilliantly creepy two-parter by Toby Whithouse," showrunner Steven Moffat told the BBC. "Peter Capaldi and Jenna Coleman are back in Cardiff, back in the box, and back in action - for one of our scariest adventures yet!"

Find out more when Doctor Who returns to the BBC and BBC America later this year. Click the video below to see a preview for the series' latest episode.

Tags: Doctor Who television BBC BBC America