The study of medieval drama has long been hindered by the absence of a centralized, comprehensive bibliography that accommodates the wide-ranging interests of scholars and students. Existing references are often too narrow, focusing exclusively on specific genres like mysteries and miracles, or too limited in the number of entries. While resources such as Wells’s Manual provide some guidance, their segmented supplements and restricted scope fall short of addressing the broader needs of the field. This bibliography seeks to fill that gap by encompassing a wide range of materials, including liturgical plays, mysteries, miracles, moralities, and interludes, while excluding formal comedies, tragedies, and masques. By incorporating not only English drama but also influential works from France, Germany, Italy, and Spain, the bibliography underscores the interconnectedness of medieval theatrical traditions across Europe. Organized into twelve main divisions with detailed subdivisions, the bibliography is designed for ease of use and practicality. It includes general critical studies, individual play editions, and analyses of specific works, all listed alphabetically for quick reference. Each entry provides comprehensive bibliographic details, including author names, full titles, publication information, and pagination. Starred entries highlight particularly authoritative works, and cross-references link materials spanning multiple categories. Special attention is given to unique sections, such as the comprehensive treatment of Everyman, the rarely addressed writings of Hrotswitha, and anthologies of cycle plays. Additional resources include entries for unpublished masters' and doctoral dissertations, critical book reviews, and Festschriften, offering a multidimensional view of medieval drama scholarship. To further assist researchers, the bibliography incorporates practical tools such as library location symbols, a subject-indexing system for articles within books, and an