Assistant supervising art director

To date^[update], James North has been the only credited assistant supervising art director for Doctor Who.

Story	Assistant supervising art director
The Age of Steel	James North
Army of Ghosts	James North
The Christmas Invasion	James North
Doomsday	James North
Fear Her	James North
The Girl in the Fireplace	James North
The Idiot's Lantern	James North
The Impossible Planet	James North
Love & Monsters	James North
New Earth	James North
The Rebel Flesh	Jackson Pope
Rise of the Cybermen	James North
The Satan Pit	James North
School Reunion	James North
Tooth and Claw	James North