Indiana was also a theatrical set and costume designer, such as the 1976 production by the Santa Fe Opera of Virgil Thomson's The Mother of Us All, based on the life of suffragist Susan B. Anthony.
Indiana verkade även som teaterscenograf och kostymdesigner, bland annat på Santa Fe-operans uppsättning av Virgil Thomsons opera The Mother of Us All, som bygger på suffragetten Susan B. Anthony liv.