How many movies have Dana J. Ryan and Susannah Devereux acted in together?

They have worked on 1 movie together! Their first movie together was Bloodbath (1999) and was their highest rated movie together. They have not worked together since Bloodbath (1999).

Role
Isabella, Mistress of the Sword / Police Interviewee (as Dana Ryan)
Role
Countess Bathory / Elizabeth Bartholomew