Gern

From TARDIS Index File, the free Doctor Who reference.

Gern
Also known as:
Race:	Cyberman
Home Planet:	Mondas
Home Era:	1986
Appearances:	DW: The Tenth Planet
Actor:	Gregg Palmer

Gern was a Cyberman, part of the Cybermen force which invaded the Snowcap South Pole Base with the intention of detonating a Z-Bomb located in its missile silo. Gern and the other Cybermen were eliminated during the invasion when their home planet and power source, Mondas, disintegrated.