AllMovie

This horror film begins on a typical night in 1978 as seven-year-old Griffin Davis' parents are telling him a bedtime story about the Sandman. Meanwhile a serial killer with a taste for slaughtering families is dangerously close. Each of the families had a boy Griffin's age. His parents finish their story and leave the room. Later the police arrive just in time to save the frightened boy and capture the killer. Seventeen years pass and the murderer, known as The Sandman, is being prepared for execution. At the same time, Griffin, a rookie journalist and Megan, a photographer feel attracted to each other as they wait for the death. In his death row cell, Sandman is visited by a strange clergyman who bestows the killer with supernatural powers. After he is executed, his body changes into real sand. Assuming human form, the walking dune takes off after Griffin to finish what he started so long ago. Mayhem and murder ensue.