Jessica Barrett, wife and mother of two young children, begins to show signs of demonic possession while pregnant with her third child. As she seeks help from her husband and doctor, a mysterious man approaches her and seems to have some answers.
Beyond the Door is a 1974 supernatural horror film directed by Ovidio G. Assonitis and Roberto Piazzoli, and starring Juliet Mills, Gabriele Lavia, and Richard Johnson. The plot follows a San Francisco housewife who becomes demonically possessed in the midst of a pregnancy. The film was a co-production between the United States and Italy. It was released in the United Kingdom in an extended cut under the title Devil Within Her.