Caller Unknown - 'Oliver Johnson is a sparkling new talent - and a name to watch.' Peter James

About the author

Oliver Johnson was born in Paris and pursued a career in academia before going into bookselling and then publishing. He has been a commissioning editor for many years, working principally at Penguin Random House and now Hachette and has edited many bestselling and prize-winning authors. He is the author of various gamebook and roleplaying series and a fantasy trilogy. He splits his time between London and a small hamlet in the Sussex countryside with his wife and two cats.

Product details

• Authors: Oliver Johnson
• Publisher: Oneworld Publications
• Languages: English
• Product format: Paperback / Softback
• Release: 22.01.2026
• EAN: 9781836430223
• ISBN: 978-1-83643-022-3
• Subjects: FICTION / Thrillers / Espionage, Espionage & spy thriller, SOCIAL SCIENCE / Conspiracy Theories, Espionage and spy thriller, Conspiracy Theories