This science fiction horror film is the most widely known cultural reference for the term. It was the breakout role for Vin Diesel as the anti-hero . Pitch Black (2000) - IMDb

"Pitch black" describes an environment with a complete absence of light.

It can be used as an adjective (e.g., "the pitch-black night") or a noun (e.g., "the boat struck a rock in the pitch black"). 2. Film: Pitch Black (2000)