7. Sign of Four by Arthur Conan Doyle Sign of Four is Arthur Conan Doyle's classic locked-room mystery, and the second novel about master detective Sherlock Holmes and his sidekick Dr John Watson.

PEOPLE can exclusively reveal the top audiobooks from the Mystery and Thriller genre. Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what ...

PEOPLE can exclusively reveal the top audiobooks from the Mystery and Thriller genre. Random House Publishing Group Authors like Jeneva Rose and Riley Sager were among the authors on the list ...