The psychology of night terrors has begun. No matter your role, whether as a distinguished professor, an annoying journalist, or a hardboiled detective, investigators need all the help they can get. This book is your guide.

The Investigator Handbook is an essential resource for players of the role-playing game Call of Cthulhu 7th Edition.

It is aimed at those who will take on the roles of investigators, featuring extensive rules for creating player characters and a wealth of over 100 professional and skill descriptions.

It also includes guidance on how to get the most out of the game, a variety of organizations to which your investigator may belong, detailed information on the classic setting of the 1920s, equipment and weapons for both the 1920s and the modern era.

It also contains specialized tips and instructions for all aspiring investigators.

No respectable Cthulhu investigator should be without it!