The Rocky Horror Picture Show verbatim at each screening. Performance groups became a staple at "Rocky Horror" screenings due in part to the prominent New York City fan cast. The New York City cast was originally run by former schoolteacher and stand-up comic Sal Piro and his friend Dori Hartley. Hartley who portrayed Dr. Frank N. Furter, was one of several performers, including Will Kohler as Brad Majors, Nora Poses as Janet, and Lilias Piro as Magenta in a flexible rotating cast. The performances of the audience was scripted and actively discouraged improvising, being conformist in a similar way to the repressed characters. On Halloween
The Rocky Horror Picture Show many require much time and effort to make. The film starts with the screen fading to black and oversized, disembodied female lips appear overdubbed with a male voice, establishing theme of androgyny to be repeated as the film unfolds. The opening scene and song, "Science Fiction/Double Feature", consists of the lips of Patricia Quinn (who appears in the film later as the character Magenta (in addition to the latter, appeared as 'Trixie the Usherette' in the original London production who sang the song)), but has the vocals of actor and "Rocky Horror" creator, Richard O'Brien (who appears as Magenta's brother