CyberBrig was an undead Cyberman incarnation of Brigadier Lethbridge-Stewart who appeared in Death In Heaven and
killed teleported Missy.
CyberBrig is confirmed to be returning in Series 9 to become head of UNIT.
he is said to be The Watcher undernealth that Icey Costume the 1st to the 13th doctors he now as his own series in season 9.
Twice Upon A Time Edit
CyberBrig is likely to appear in the 2017 Christmas Special as a younger man, being played by Mark Gatiss. Almost.