It Walks by Night is a science fiction novel written by Henry Kuttner. Published in 1947, it follows the story of a scientist, Dr. John Lawrence, who is working on a project to create a new form of life. His experiments lead to the creation of a creature that he names "It", a humanoid creature with superhuman strength and intelligence. The creature, which is able to move by night, terrifies the inhabitants of the small town of Wilonia, California. Lawrence is forced to keep It hidden in an abandoned mine, but the creature begins to cause trouble in the town. People begin to disappear and strange footprints are found in the area. Lawrence must find a way to contain It before it causes any more damage. It Walks by Night is an exciting and suspenseful novel that explores themes of science, morality, and the dangers of unchecked power. It is set in a small town in the 1940s, and Kuttner's vivid descriptions bring the setting to life. The characters are believable and likable, and their struggles and successes are interesting and engaging. The plot is fast-paced and the suspense builds to a thrilling climax.