In 1958, United Artists released this movie in the U.S. on a double bill with Il forte del massacro (1958).
The War Department were to supply the production with tanks, but this was axed because of the Suez Canal affair.
There are no female characters in the film.
One of only two times that Michael Ripper had his name on a poster of a Hammer movie.
The film takes place in Tunisia, in early Spring 1943.