London: Michael Joseph, 1953. First UK Edition, preceding all others. Elegantly INSCRIBED by author on the title page, likely to a friend or early reader of the novel: "My dear Steve / This book has many faults, but thanks to you I feel that at least the medical & chemical details are correct. / Nick."
Basis for the 1954 British film noir (re-titled "The Big Deadly Game" for its US release), directed by Daniel Birt and starring Lloyd Bridges.
Near Fine with a slight lean in a Very Good dust jacket. Spine and flaps lightly toned, with light edgewear and a shallow diagonal crease to the rear flap.