Jamie and Victoria travel to Europe where they infiltrate Salamander's staff. Salamander plots to take control of the Central European Zone by discrediting its leader, Denes.

In search of the Doctor, an antimatter creature attacks UNIT and the Doctor is forced to send an SOS to his people, the Time Lords, but they have troubles of their own.

Actor who appeared in the 2010 story Vincent and the Doctor.

Also appeared in Doc Martin, May Contain Nuts, Cranford, Jekyll, Who Killed Mrs De Ropp?, After Thomas

Faye Marsay is from Middlesbrough, and is best known for playing Anne Neville in The White Queen.

Marsay attended the Bristol Old Vic Theatre School, during which she won the 2012 Spotlight Prize. The White Queen was her first role upon graduating, and since then she appeared as Candice Pelling in Fresh Meat and as Lizzie Lancaster in The Bletchley Circle, and will play Janine Riley in the forthcoming series Glue. Her first film role is as Steph in Pride.

Saul Metzstein is a Scottish film director.

His work includes Dredd (2011), Upstairs Downstairs (2010), Micro Men (2009), Guy X (2005), Late Night Shopping (2001)

Meredith Vieira was born in East Providence, Rhode Island. She is the currently anchor of NBC's Today Show.

Vieira first gained national recognition as a CBS reporter based in their Chicago bureau from 1982 to 1984. She later became a correspondent for nationwide news-magazine shows including West 57th(1985–89) and 60 Minutes (1989–91). Her final assignment at CBS was as co-anchor of the CBS Morning News (1992–93). 

Vieira served as the original moderator and co-host of ABC's The View from its debut in 1997 through the spring of 2006. As moderator, she introduced "Hot Topics," guided conversations, and broke to commercials. She began each live episode saying "Hello! And welcome to The View!" Vieira's final appearance on The View was June 9, 2006.

Vieira has hosted the American syndicated version of Who Wants to Be a Millionaire since 2002—a continuation of the primetime show hosted by Regis Philbin. The daytime quiz show is syndicated by Buena Vista Television, a division of ABC. In 2005 and again in 2009, Vieira won a Daytime Emmy Award as Outstanding Game Show Host for her role on Millionaire.

Vieira was a celebrity contestant on the Regis Philbin-hosted version of Millionaire before she hosted the syndicated version winning $250,000 for her charity. She even made an appearance on the ABC version during the show's 10th anniversary promo, where she hosted the series' final segment and Regis himself was the contestant to answer one question for a chance to win $50,000 for his selected charity.

Vieira's appearance in Doctor Who is part of the Today Show's Anchors Abroad series.

Robin Hargrave played a Security Guard in the Doctor Who story The Hand of Fear.