
S.G. Hartnell
@sghartnell
Pseudonym for Sunday Times bestselling author @BarnabyWalter. Gothic thriller MEDLOCK arriving October 2025 published by @BooksSphere. Agent: @HardmanSwainson.
ID: 1849360849648934912
24-10-2024 08:02:54
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.Sphere Books has signed Medlock, a Gothic horror novel based on The Secret Garden by SG Hartnell, also known as thriller author B.P. Walter bookbrunch.co.uk/page/article-d… (£)


I'm so excited I can share this news!! 🎉🎉 My first book under the name S.G. Hartnell, a Gothic novel titled MEDLOCK inspired by The Secret Garden, will be out next year with Sphere Books! Can't wait to share more about it very soon! Hardman & Swainson Little, Brown UK

Introducing Medlock by B.P. Walter writing as S.G. Hartnell This atmospheric and disturbingly tense contemporary reimagining of #TheSecretGarden is coming October 2025. Pre-order now bit.ly/MedlockWTS #Medlock

Introducing Medlock by B.P. Walter writing as S.G. Hartnell This atmospheric and disturbingly tense contemporary reimagining of #TheSecretGarden is coming October 2025. Pre-order now bit.ly/MedlockWTS #Medlock

An exciting cover reveal for Halloween! 🎉🎃 MEDLOCK arrives October 2025. You can pre-order here: waterstones.com/book/medlock/s… Sphere Books Little, Brown UK Hardman & Swainson

An excitement for Halloween!! 🎃 I'm so delighted to share the cover for MEDLOCK, my Gothic novel written under the name S.G. Hartnell, arriving next year! I love the design the brilliant team at Sphere Books have come up with. You can pre-order here: waterstones.com/book/medlock/s…

I absolutely LOVE the cover of my upcoming Gothic novel MEDLOCK, written under the name S.G. Hartnell. Designer Ben Prior and the team at Sphere Books have done an incredible job capturing the tone and vibe of the book! Arriving October 2025 😍🎃🎉 waterstones.com/book/medlock/s…


Thrilled to have these fabulous proofs in the office. Booksellers, authors, media moguls, let me know if you would like a copy of this atmospheric contemporary horror novel. MEDLOCK by S.G. Hartnell The Secret Garden as you’ve never dared imagine it Publishing October 2025 🩸


MEDLOCK proofs have arrived! 😍📖 I absolutely adore the design, hinting at the incredible cover the team at Sphere Books have come up with. So excited for next year!

MEDLOCK proofs have arrived! 😍📖 I absolutely adore the design, hinting at the incredible cover the team at Sphere Books have come up with. So excited for next year! S.G. Hartnell Little, Brown UK Hardman & Swainson

Thank you Cal Kenny and B.P. Walter for this STUNNER! Wow.. #TheSecretGarden was an all time childhood fave so this promises to be magic. #Medlock Little, Brown UK


I have been frantically trying to finish a first draft & haven’t had much time to read but I am so excited to get stuck into these gorgeous proofs by Abigail Dean S.G. Hartnell Heather Darwent Orlando Murrin & Emily Freud #TheCliffhanger over Christmas. Thank you so much for sending 🌟🌟🌟


3/3 Medlock by SG Hartnell is a spine-chilling, nerve-jangling web of secrets & illusions.Gothic horror may be my favourite genre.Take a bow B.P. Walter :this is a thing of beauty,albeit draped in darkness. Breath-taking! Little, Brown UK Joanna Swainson




SIX MONTHS TO GO! 🎃🍂💀📖 So excited for my gothic retelling of The Secret Garden to go out into the world this autumn. It’s available to pre-order from Waterstones here: waterstones.com/book/medlock/s…



I’m so excited to be able to share this news! In addition to my psychological suspense and horror-based fiction, I’m going to be writing Christmassy thrillers! I’m so delighted to have signed a two-book deal with bookouture with the first arriving September this year! 🎄🎉


