The film was written by former crime reporter Sydney Boehm, based on a serial by William P. McGivern, which appeared in the Saturday Evening Post and was published as a novel in 1953.
Film tersebut ditulis oleh mantan wartawan kejahatan Sydney Boehm, berdasarkan pada sebuah serial karya William P. McGivern, yang tampil dalam Saturday Evening Post dan diterbitkan sebagai novel pada 1953.