Roman Polanski wrote The Ghost Writer. The Ghost Writer has genre Psychological thrillerThe Ghost Writer has genre ThrillerThriller has examples: Wolf Creek
[Human]: Can you recommend any directors like Roman Polanski? [Assistant]: I can tell you he directed some really good thrillers...The Ghost Writer and Rosemarys baby to name a few. [Human]: I see, I like thrillers. Can you recommend any other thrillers? 
Have you ever seen Se7en or The Silence of the Lambs? Both of those are pretty good.