''30 Days to Live '' is a mystery novel by Anthony Gilbert first published in the U.S. in 1944. The story follows a young woman named Miss Dorothy Capper who is the potential heiress to a large fortune. To inherit, she must survive for exactly thirty days while living in the secluded and somewhat ominous house of her benefactor. The novel is a blend of suspense and farce, with some critics comparing its tone to an Ealing comedy.
