Sound Barrier is a 2005 film by the Iranian director Amir Naderi. The screenplay was written by Abou Farman, Heather Murphy and Naderi himself and featured Louise Flory, Frank Glacken, Jeremy X Halpern, Charlie Wilson in the principal acting roles. The film is regarded as the last one of Naderi's New York period. It won prizes in film festivals in Rome and Turin.[1]