Highlander: The Animated Series - The Double

Seizoen: 2 - Aflevering: 21 / 35 - Eerst uitgezonden: 13 november 1995 - Episode ID: 120968

Fredrickson, the Jettator with the Knowledge of genetics cloned himself to preserve his knowledge in case Kortan found him, but his clone turned evil and attacks Quentin during the night.