: The book presents the humanity of Christ as the ultimate antidote to "Luciferian hatred". Case Study Analysis

Originally published in 1976, Hostage to the Devil provides a meticulous account of five alleged cases of demonic possession in modern America. Unlike fictional depictions of the era, such as The Exorcist , Martin’s work is presented as interpretive reporting, blending theological scholarship with a harrowing narrative style.

: Martin emphasizes the physical and psychic toll on the priest, noting that the exorcist must offer themselves as a "hostage" to save the possessed soul. In several cases, the exorcists suffered long-term psychological damage or physical injury.

The core of Martin's work revolves around several key concepts that differentiate it from other literature on the subject: