Played by
John Colicos in an impressive performance, Commander
Kor first appears as the ruthless
Klingon military governor of the occupied planet
Organia in the original series episode
Errand of Mercy (TOS).
In the animated series episode
Time Trap (TAS), he is now Captain Kor of the vessel
Klothos. The Klothos and the
USS Enterprise are trapped in the
Delta Triangle and both crews must work together to escape. Despite his attempts to destroy the Enterprise, Kor claims credit for saving both ships. Here, the voice of Kor is provided by
Scotty,
James Doohan.
Colicos returns to the role in the
Deep Space Nine episode
Blood Oath (DS9). Kor, now a hundred years old, is a former history teacher and practicing drunk, reminiscing over past glories. Kor,
Koloth,
Kang, and
Dax reuinte to seek revenge upon the Klingon known only as
The Albino, who killed their firstborn children. After the Albino is slain, Kor sings a
death song over the bodies of his comrades and succumbs to the wounds he sustained in battle.
Incidentally, in Blood Oath, Kor and the other Kilngons are sporting the updated Klingon makeup job, forhead ridges and all, with no explaination given.