Sam Enthoven is a British author known for his fantastical action thrillers targeted towards young adults. Born in the United Kingdom, Enthoven has gained recognition for his engaging storytelling and imaginative plots.

His debut novel, The Black Tattoo, published in 2006, tells the story of a boy named Charlie who becomes possessed by a demon, which manifests as a black tattoo on his body. This book was well-received, with its audiobook version winning a Publishers Weekly "Listen Up" Award in 2006 and being selected by YALSA as one of their "Selected Audiobooks for Young Adults" in 2008.

Enthoven continued to captivate young audiences with his second book, Tim, Defender of the Earth, which was shortlisted for the 2008 Waterstone's Children's Prize and has been optioned by a major Hollywood studio. His third book, Crawlers, further showcases his talent for creating thrilling narratives.