Pedro Pascal as Prince Oberyn Martell, known as "the Red Viper of Dorne." Announced June 28 2013.[41]
Octavia Alexandru as TBA. Announced July 2 2013[42]
Mark Gatiss as Tycho Nestoris. Announced July 17 2013[43]
Brenock O'Connor as TBA. Announced July 23 2013[44]
Indira Varma as Ellaria Sand. Announced July 25 2013.[45]
Roger Ashton-Griffiths as Lord Mace Tyrell, Lord of Highgarden, Warden of the South, Lord Paramount of the Reach. Announced July 29 2013[46]
Joseph Gatt as TBA, Announced August 1 2013[47]
Trixiebelle Harrowell as Farmer's daughter. Announced August 10 2013[48]
Elizabeth Webster as Fat Walda Frey. Announced September 4 2013[36]
Lu Corfield as Mole's Town madam. Announced September 4 2013[36]
Rupert Vansittart as Lord Yohn Royce, known as "Bronze Yohn." Announced September 9 2013.[49]
Gabrielle Dempsey as Innkeeper's daughter. Announced September 11 2013[50]
Jane McGrath as TBA. Announced September 12 2013[51]
Paola Dionisotti as Lady Anya Waynwood. Announced September 15 2013.[52]
Alisdair Simpson as Ser Donnel Waynwood, the Knight of the Gate. Announced September 25 2013[53]
Daniel Rabin as Lord Blackmont. Announced September 25 2013[53]
Deirdre Monaghan as Morag. Announced September 25 2013[53][53]
Saffie Jacobs as Craster's wife. Announced September 25 2013[53]
Aeryn Walker as Craster's wife. Announced September 25 2013[53]
Sarine Sofair as Lhara. Announced September 25 2013[53]
Samantha Bentley as TBA. Announced September 25 2013[53]
Anoushka Kellett as TBA. Announced September 25 2013[53]
Jessica Jensen as TBA. Announced September 25 2013[53]
Joel Fry as Hizdahr zo Loraq. Announced September 27 2013[54]
Struan Rodger as the Three-eyed raven. Announced October 16 2013[55]