In this document is a description of the process of researching and developing the costume designs for the University of Maryland, College Park production of Machinal. This thesis contains the entire design and re-design process, from initial concepts for the stage production, to design development of the digital production. Also included are research plates, fitting photos, crafts development photos, and final production screenshots. Machinal was written by Sophie Treadwell in 1928 and is a recontextualization of the actual 1925 court case of Ruth Snyder. Machinal was produced at the University of Maryland, College Park’s School of Theatre, Dance, and Performance Studies, February 20th and 28th, 2021, under the direction of Professor Brian MacDevitt. Costume Design by Madison Booth, Lighting Design by Jacob Hughes, Set Design by Rochele Mac, Media Design by Devin Kinch, Sound Design by Roc Lee, Choreography by Kendra Portier, and Dramaturgy by Lindsey Barr.