If you want to create a portrait that feels like a still from a gritty, high-end noir thriller, you don't need a massive lighting setup. You just need the right words to guide the AI.
Here is a powerhouse prompt designed for high-contrast, ultra-realistic character generation:
Dramatic, ultra-realistic close-up in black and white with high-contrast cinematic lighting from the side, highlighting the contours of his face and beard, casting deep shadows. He wears round, reflective sunglasses. He gazes confidently upward into a dark void. The sunglasses reflect a city's towering skyline. The atmosphere is mysterious with a minimalist black background. Details in 4K. Keep the subject's exact facial structure, hair texture, the original photo.