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  ==Production==
  The episode was written by series co-creators David Benioff and D. B. Weiss.
  "The Climb" is the sixth episode of the season written by showrunners David Benioff and D. B. Weiss, and 18th overall. It is based upon George R. R. Martin's novel ''A Storm of Swords'', namely, chapters 30, 35, 37, and 48 (Jon IV, Catelyn IV, Jaime V, and Samwell III).
  Gilly's baby, appearing in the fourth episode and in "The Climb"'s first scene, was played by ten months-old Arya Hasson – named after Arya Stark – from the Waterside in Derry.