Tales to Keep You Awake (1966)

S1E2 The Hand

In a distant future, Earth faces a devastating invasion by an alien species known as the Kyben. Overwhelmed by their advanced technology and weaponry, humanity is forced to abandon the planet, triggering a plague that renders it unlivable. The sole survivor, a man named Trent, wanders the desolate landscape with no memories of his past. He possesses a unique artificial hand made of crystal, which is linked to his brain, adding an air of mystery to his existence.