1. And Then There Were None by Agatha Christie · 2. The Big Sleep by Raymond Chandler · 3. Gone Girl by Gillian Flynn · 4. The Postman Always Rings ...The 30 Best Mystery Books of All TimeWhen you flip open a mystery novel, what do you expect? Probably a thrilling tale that keeps you wondering who the culprit was. The best mystery books are those with ingenious sprinklings of clues along the way that brings out the inner detective in you. Arguably, the best feeling when reading a crime novel is being faced with a sufficiently difficult puzzle and yet still being able to jump up and shout “I knew it!” when the final reveal comes around.