An Essential Book for Call of Cthulhu Players

“No swords. No wizards. Just regular humans, in way over their heads...” — Gizmodo

Will you stand against the horrors from beyond space and time?

Whether learned professor, nosy journalist, hobo, waitress or hard-hitting detective, investigators need all the help they can get - Let this book be your guide!

The Investigator Handbook is an essential player’s aid for the Call of Cthulhu roleplaying game.

Chaosium Unveiled: Inside The Investigator Handbook

Watch the unveiling video to see the book for yourself. Remember that you get the PDF when getting the physical copy.

The Investigator Handbook contains expanded rules for creating players characters, a wealth of over 100 occupations and skill descriptions, as well as guidance on getting the most from the game.

The book introduces a range of organizations for your investigator to belong to, detailed information about the classic 1920s setting, equipment and weapons for both the 1920s and modern day, and expert tips and advice for all budding and experienced players alike.

What’s Inside?

Call of Cthulhu players will love having the Investigator Handbook at their fingertips during play. The book enhances the player experience and speeds gameplay thanks to a wealth of quick-reference charts, player advice and setting information.

Creating Investigators

Full rules for creating unique characters for Call of Cthulhu which will be of benefit to players and Keepers alike. This includes a narrative explanation behind each of the core characteristics, a 1920s character name generator, and an in-depth example of character creation to guide you as you craft your very own investigator.

Occupations

The core component to any Call of Cthulhu character. The book contains over 60 occupations that will shape your investigator. Each occupation lists the mechanical benefits (and drawbacks!) as well as a brief explanation to inspire your character. You’ll also find optional rules for experienced investigators, which allows you to take on the role of a war veteran, organized crime affiliate, grizzled police officer, and more.

The Roaring Twenties

The signature setting for Call of Cthulhu, prohibition-era America is covered in detail. The book includes information on key events during the period, modes of transport across the country, and investigator information like forensics and photography. Additionally, you’ll find extensive information on weapons of the 1920s, and tables with period-specific costs of goods and services.

Packer Twin Six - Prestige Car of the 20s

Advice For Players

Picture - A 20s well-dress woman in a thinking pose

A chapter on core advice for both roleplaying and Call of Cthulhu in general will benefit new and returning players. The chapter focuses on cooperation, separation of character knowledge and player knowledge, and setting your expectations. It also covers dealing with problems as they arise, learning not to rely on combat, setting goals for your character, and knowing when and how to appropriately use the mechanics of the game.