Jackson (Terror of the Zygons)
From Tardis Wiki, the free Doctor Who reference
Private Jackson was a UNIT soldier under Brigadier Lethbridge-Stewart stationed at Tulloch to investigate the destruction of several nearby oil rigs in the North Sea.
He helped search the Fox Inn for listening devices and later searched the nearby woods for Odda. (TV: Terror of the Zygons)
Behind the scenes
Jackson is only identified by Benton in part three.