The performances in this movie marks the return of Martine Beswick & Veronica Carlson to the screen after an absence of 23 years. This is Carlson's final film role before her passing in 2023.
The first time Hammer Film veterans Caroline Munro, Veronica Carlson, Martine Beswicke have appeared in a film together.
Although shot in South Texas, the leaves that blow in to the church in the opening scene are actual leaves taken from Black Park in England - the location where many Hammer films were originally shot.
Filmed over the course of five days.