Complex sentence: The 1975 cult film includes the song being sung outside Dr. Frank N. Furter's castle in the rain, performed in the key of E major by Susan Sarandon (Janet), Barry Bostwick (Brad), and Richard O'Brien (Riff Raff).
Split into simpler sentences: The 1975 cult film includes the song being sung outside Dr. Frank N. Furter's castle in the rain. It is performed by Susan Sarandon (Janet), Barry Bostwick (Brad) and Richard O'Brien (Riff-Raff).