Name – Barclay
Species – Human
Planet – Earth
Temperament – smarter than he looks
Appearances – Planet of the Dead

Barclay is a young man who knows a little bit about mechanics, having done a two week course – though he never finished it. He was going to see a girl called Tina who he expected to become his girlfriend. The Doctor recommended to Captain Magambo that he should be taken on by U.N.I.T.