- "Leave my son out of this!"
- ―Tesha Nyte
Desmond Blackfell is a recurring character in the sixth season, debuting in "The Red Woman". He is played by guest child star Alexander Aze. Desmond is the only child of Brandon Blackfell and Tesha Nyte, and a ward and hostage of Rodrik Nyte.
Following Rodrik's imprisonment by House Stark, Desmond has stayed in Darkmyre under the tutelage of Darkmyre's unnamed castellan, until the Nytes can find a way to break Rodrik free.