If you loved M, try Experiment in Evil
A bridge between a film you've already seen and one most people haven't. Here's what they share, and what the second one does that the first one doesn't.
What they share
Theysit in Horror / Science Fiction territory. If that's the register that drew you to M, the second film will land in a comparable space — through a different lens.
What Experiment in Evil is
Suburban Paris autumn darkness a lone typewriter clacking Cordelier's isolated research lair brain specimens scattered Jean Renoir's 1960 television film probes the darker side of science.
Ask 
ChatGPT
Claude
Grok
Le Chat
Perplexity
for a deeper bridge
ChatGPTClaudeGrokLe ChatPerplexity