Simon (The Eaters of Light)
From Tardis Wiki, the free Doctor Who reference
Cornelius was a Roman soldier who accompanied the Ninth Legion as they invaded Scotland.
Biography
Simon was part of the Ninth Legion when they invaded the area of Aberdeen in the 2nd century. The legion was attacked by a creature known as the Eater of Light. Simon and a small group of others ran from the beast, while the eldest members of the legion were all killed by total absence of light.
The group hid in a cave, while Simon was sent in search of a road south. He never returned. (TV: The Eaters of Light)