Guest Stars John Bradley as Samwell Tarly Conleth Hill as Lord Varys Julian Glover as Grand Maester Pycelle Charles Dance as Lord Tywin Lannister Ian McElhinney as Ser Barristan Selmy Mark Stanley as Grenn Owen Teale as Alliser Thorne Donald Sumpter as Maester Luwin Natalia Tena as Osha Esmé Bianco as Ros Josef Altin as Pypar Amrita Acharia as Irri Brian Fortune as First Builder Othell Yarwyck Dominic Carter as Lord Janos Slynt Luke Barnes as Rast Roxanne McKee as Doreah Peter Vaughan as Maester Aemon James Cosmo as Lord Commander Jeor Mormont Jason Momoa as Khal Drogo Gethin Anthony as Lord Renly Baratheon Elyes Gabel as Rakharo Dar Salim as Qotho Sahara Knite as Armeca Robert Sterne as Royal Steward Simon Lowe as Wineseller Phil Dixon as Tomard Graham Charles as Varly Tristan Mercieca as Little Bird Jeffrey O'Brien as Ser Jaremy Rykker Dennis McKeever as Night's Watch Officer