The 1880s—Victorian England. Mystery and adventure in fog-shrouded streets and alleyways. Secret cabals commit grisly murder, wicked crimes, and pledge to bring about the ruin of civilization—all within the square mile of the City of London.

Cthulhu by Gaslight takes the Call of Cthulhu roleplaying game to the fog-shrouded streets of Great Britain and beyond. Inside, you'll find:

The Call of Cthulhu core rules, including character creation.
Setting information for Victorian London, the Empire, and the gaslight period of the 1880s to 1900.
A list of equipment and weapons to arm your Investigator.
Rules for Exploration, Fringe Science, and the Occult.
10 ready-to-play characters.

This book contains the rules for creating Gaslight-era[bh5] investigators, as well as the core rules for Call of Cthulhu, making it perfect for new and veteran players.

The Cthulhu by Gaslight: Keeper Book, available separately, provides Keepers with Victorian-age secrets and plots, advice on running Cthulhu by Gaslight, as well as ready-to-run scenarios.

This book deals with mature themes and is intended for mature players.