The Angel Islington
Played by Benedict Cumberbatch
A legendary angel who dwells in a citadel, deep in London Below.
A message left in her father’s journal directs Door to seek out Islington for help.
Islington watches over and cares for London Below and knows all its secrets; he is the only one with the knowledge that can assist Door in her quest and help Richard find his way back to his life in London Above.