This study provides an examination and application of heterotopic dérive, a concept that combines spatial theories originated by Foucault and psychogeographical methods advocated by the Situationists, as enacted within theatrical performance spaces. The first chapter reviews theories related to space, place, and heterotopias, as well as the psychogeographical methods of the Situationists, particularly the dérive. The literature review is augmented with accounts of my experiences of serendipitous heterotopic dérive over a period of several years as a cast member in, or a technical director for, theatrical productions in the Department of Communication Studies Black Box Theatre. Based on the review, I postulate that heterotopic dérive is a potentially valuable phenomenon that performance studies scholar/artists can utilize consciously in the rehearsal process for mounting theatrical performances. To test this proposition, I worked collaboratively with a theatrical cast to craft a devised performance, Desire Lines, with a conscious effort to engender heterotopic dérive in the process of creating the performance. This performance served as the basis for the second chapter of the study, which analyzes and discusses of the results of that investigation. This project enhances understanding of the significance of the places and spaces in which performers practice their craft, and …