🌙 Paranormal

Sherlock Holmes vs. Cthulhu: The Adventure of the Innsmouth Mutations

✍️ Lois H Gresh
Reader Score
4.4
(1 review)
$14.95
Temporarily out of stock

Currently unavailable

This book is sold out right now. Leave your email — we'll let you know if it comes back, and you'll get 10% off any book today.

In stock now — readers of this book also loved:

Cult of the Dead and Other Weird and Lovecraftian Tales
★★★★★
★★★★★
4.6
1
Lois H Gresh
Cult of the Dead and Other Weird and Lovecraftian Tales
$20.00
86
Sherlock Holmes and the Miskatonic Monstrosities: The Cthulhu Casebooks
★★★★★
★★★★★
4.6
1
James Lovegrove
Sherlock Holmes and the Miskatonic Monstrosities: The Cthulhu Casebooks
$17.99
86
Sherlock Holmes and the Sussex Sea-Devils: The Cthulhu Casebooks
★★★★★
★★★★★
4.5
1
James Lovegrove
Sherlock Holmes and the Sussex Sea-Devils: The Cthulhu Casebooks
$18.99
81
A Wizard's Guide to Defensive Baking
★★★★★
★★★★★
4.6
4
T. Kingfisher
A Wizard's Guide to Defensive Baking
$14.95
86
Illuminations -50% 🔥 Bestseller
★★★★★
★★★★★
4.7
6
T. Kingfisher
Illuminations
$14.95 $30.00
86
The Hierophant's Daughter
★★★★★
★★★★★
4.6
1
M F Sullivan
The Hierophant's Daughter
$14.99
86
📚 WHAT THE BOOK IS ABOUT

A crossover novel where Sherlock Holmes battles Cthulhu in Innsmouth with Moriarty present.

The plot centers on Holmes investigating a threat that has moved from London to Massachusetts. He must stop Scarcliffe and Fitzgerald from completing their ritual. The presence of Moriarty adds personal stakes to the supernatural crisis. Watson supports his friend as they face villagers who have mutated into sea creatures. The story resolves the immediate danger posed by Cthulhu while addressing the broader goal of ending humankind.

Key Themes
Sherlock Holmes Cthulhu mythos Innsmouth setting
Literary Context

This 2019 Titan Books release blends British detective fiction with American cosmic horror. It connects the Victorian era of Holmes to the modern Lovecraftian tradition. The work sits at the intersection of classic mystery and supernatural dread, appealing to fans of both genres.

Difficulty
●● Medium
Recommended For Fans Of
Arthur Conan Doyle · H.P. Lovecraft · Mary Shelley · The Cthulhu Mythos
🌙
Paranormal
🏛 Titan Books (UK) 📅 2019 📖 352 pages 🌐 English 📔 Paperback ISBN: 9781785652127

📝 Description: Sherlock Holmes vs. Cthulhu: The Adventure of the Innsmouth Mutations

Sherlock Holmes and Dr. Watson travel to Innsmouth, Massachusetts, after reports confirm that Cthulhu has been sighted near the coast. The village is populated by villagers who appear more like sea monsters than humans. Holmes confronts his nemesis Moriarty in this muddy setting, along with Amelia Scarcliffe and Maria Fitzgerald. These two women act as harbingers of Dagon and have summoned the great entity to end humanity and establish a realm of nightmares on Earth. Lois H Gresh writes this tale by combining the detective traditions of Arthur Conan Doyle with Lovecraftian cosmic horror. The narrative follows Holmes as he attempts to defeat the creature that has departed from London’s sealed dimensions. The story relies on the established characters of Sherlock Holmes and Dr. Watson while introducing new antagonists tied to the mythos of Dagon. Gresh qualifies this work by merging two distinct literary worlds into a single adventure. This book suits readers who enjoy crossover fiction between classic detective stories and supernatural horror. It appeals to those interested in the specific intersection of Victorian-era sleuthing and modern cosmic dread. Readers seeking traditional standalone mysteries without mythological elements may find the premise less appealing. The narrative focuses on the direct conflict between Holmes and the forces of Dagon.

💎 Our verdict on Sherlock Holmes vs. Cthulhu: The Adventure of the Innsmouth Mutations

“
🩸
Horror Reads editorial team
Horror desk
Gresh successfully merges two distinct literary worlds by placing Sherlock Holmes in Innsmouth to confront Cthulhu. The narrative effectively balances detective traditions with cosmic horror, utilizing familiar characters to explore new supernatural threats. While the premise may not suit purists seeking pure mystery or standalone horror, it offers a compelling adventure for crossover enthusiasts. The integration of Moriarty adds personal stakes to the broader crisis involving Scarcliffe and Fitzgerald. This work is ideal for readers who appreciate the specific intersection of Victorian sleuthing and Lovecraftian dread, providing a direct conflict between rational inquiry and the forces of Dagon.
✓ EDITOR'S REVIEW

📖 Why choose it

📖

Why this book is worth reading

Readers who enjoy the collision of classic detective tropes with cosmic horror will find this title particularly engaging. It appeals to those interested in how Victorian-era logic interacts with modern existential dread, offering a unique perspective on familiar characters placed in alien circumstances. The narrative is best suited for fans of crossover fiction who appreciate the tension between Holmes's rationality and the chaotic forces of Dagon. Those seeking traditional standalone mysteries without mythological elements may find it less satisfying, as the plot relies heavily on the established dynamics between Holmes, Watson, and their nemesis Moriarty within a Lovecraftian framework.

⭐ Reader reviews

The starting rating comes from the team Horror Reads —

Reader rating

4.4
Based on 1 reviews
5
0
4
1
3
0
2
0
1
0
H
Horror Reads editorial team

Gresh successfully merges two distinct literary worlds by placing Sherlock Holmes in Innsmouth to confront Cthulhu. The narrative effectively balances detective traditions with cosmic horror, utilizing familiar characters to explore new supernatural threats. While the premise may not suit purists seeking pure mystery or standalone horror, it offers a compelling adventure for crossover enthusiasts. The integration of Moriarty adds personal stakes to the broader crisis involving Scarcliffe and Fitzgerald. This work is ideal for readers who appreciate the specific intersection of Victorian sleuthing and Lovecraftian dread, providing a direct conflict between rational inquiry and the forces of Dagon.

✍️ More books by this author Lois H Gresh

Sherlock Holmes vs. Cthulhu: The Adventure of the Deadly Dimensions
★★★★★
★★★★★
4.5
Lois H Gresh
Sherlock Holmes vs. Cthulhu: The Adventure of the Deadly Dimensions
$45.95
78
Read →
Sherlock Holmes vs. Cthulhu: The Adventure of the Innsmouth Mutations
★★★★★
★★★★★
4.5
Lois H Gresh
Sherlock Holmes vs. Cthulhu: The Adventure of the Innsmouth Mutations
$35.95
78
Read →
Sherlock Holmes vs. Cthulhu: The Adventure of the Deadly Dimensions
★★★★★
★★★★★
4.5
Lois H Gresh
Sherlock Holmes vs. Cthulhu: The Adventure of the Deadly Dimensions
$35.95
78
Read →
Sherlock Holmes vs. Cthulhu: The Adventure of the Neural Psychoses
★★★★★
★★★★★
4.5
Lois H Gresh
Sherlock Holmes vs. Cthulhu: The Adventure of the Neural Psychoses
$35.95
81
Read →
Sherlock Holmes vs. Cthulhu: The Adventure of the Neural Psychoses
★★★★★
★★★★★
4.6
Lois H Gresh
Sherlock Holmes vs. Cthulhu: The Adventure of the Neural Psychoses
$45.95
86
Read →
Sherlock Holmes vs. Cthulhu: The Adventure of the Innsmouth Mutations
★★★★★
★★★★★
4.5
Lois H Gresh
Sherlock Holmes vs. Cthulhu: The Adventure of the Innsmouth Mutations
$39.95
78
Read →

🏛 Books from this publisher Titan Books (UK)

Halloween Kills: The Official Movie Novelization
★★★★★
★★★★★
4.5
Tim Waggoner
Halloween Kills: The Official Movie Novelization
$9.99
78
Read →
Blood Ties
★★★★★
★★★★★
4.5
Brendan Deneen
Blood Ties
$9.99
78
Read →
Halloween Ends: The Official Movie Novelization
★★★★★
★★★★★
4.3
Paul Brad Logan
Halloween Ends: The Official Movie Novelization
$8.99
69
Read →
Sherlock Holmes and the Highgate Horrors
★★★★★
★★★★★
4.6
James Lovegrove
Sherlock Holmes and the Highgate Horrors
$22.95
86
Read →
The Pale House Devil: The First of the Discreet Eliminators Series
★★★★★
★★★★★
4.5
Richard Kadrey
The Pale House Devil: The First of the Discreet Eliminators Series
$17.99
78
Read →
Bloom
★★★★★
★★★★★
4.6
Delilah S Dawson
Bloom
$22.99
86
Read →

You might also like

See more →
Sherlock Holmes vs. Cthulhu: The Adventure of the Neural Psychoses
★★★★★
★★★★★
4.6
1
Lois H Gresh
Sherlock Holmes vs. Cthulhu: The Adventure of the Neural Psychoses
$14.95
86
Read →
Cult of the Dead and Other Weird and Lovecraftian Tales
★★★★★
★★★★★
4.6
1
Lois H Gresh
Cult of the Dead and Other Weird and Lovecraftian Tales
$20.00
86
Read →
The Silence (Movie Tie-In Edition)
★★★★★
★★★★★
4.6
1
Tim Lebbon
The Silence (Movie Tie-In Edition)
$14.95
86
Read →
Soon
★★★★★
★★★★★
4.6
1
Lois Murphy
Soon
$14.95
86
Read →
The Book of Malachi
★★★★★
★★★★★
4.6
1
T C Farren
The Book of Malachi
$14.95
86
Read →
The Death House
★★★★★
★★★★★
4.6
1
Sarah Pinborough
The Death House
$14.95
86
Read →

Have a question about this item?

Ask about the edition, condition, delivery or anything else — we reply by email or phone, usually within a day.

Horror Terms

Terms in this book

Cthulhu →
Home Genres
Cart
Wishlist