Question: Are Bahman Ghobadi and William Castle both American film directors?

full_context: Document 1: William Horberg: William Horberg is a Hollywood film producer, chair of the Producers Guild of America on the East coast, and guest curator at ArtYard. His films include Anthony Minghella's adaptations of the novels "The Talented Mr. Ripley" and "Cold Mountain". He also produced the critically acclaimed "Fallen Angels" series for Showtime from 1993-1995.
Document 2: William Friedkin: William Friedkin (born August 29, 1935) is an American film director, producer and screenwriter best known for directing "The French Connection" in 1971 and "The Exorcist" in 1973; for the former, he won the Academy Award for Best Director. Some of his other films include "Sorcerer", "Cruising", "To Live and Die in L.A.", "Jade", "Rules of Engagement", "The Hunted", "Bug", and "Killer Joe".
Document 3: Bahman Kiarostami: Bahman Kiarostami (Persian: بهمن کیارستمی‎ ‎ ) (born 11 August 1978 in Tehran) is an Iranian film director, cinematographer, film editor and film producer. He is the son of the late critically acclaimed Abbas Kiarostami. The main theme in Kiarostami's films are art and music.
Document 4: Ashkan Kooshanejad: Ashkan Kooshanejad, (Persian: اشکان کوشانژاد; born August 13, 1985) also known as Ash Koosha is an Iranian multi-instrumentalist composer, record producer, film director and futurist living in London, United Kingdom. He mainly plays synthesiser, bass and guitar. He played the lead role in an Iranian-Cannes jury prize winner docufiction film by director Bahman Ghobadi called "No One Knows About Persian Cats", which follows his band's story scouring the Iranian underground music scene trying to find musicians to play in a festival in the UK.
Document 5: The Gentleman from Nowhere: The Gentleman from Nowhere is a 1948 American crime-drama film directed by William Castle.
Document 6: Mohsen Makhmalbaf: Mohsen Makhmalbaf (Persian: محسن مخملباف‎ ‎ , "Mohsen Makhmalbaaf"; born May 29, 1957) is an Iranian film director, writer, film editor, and producer. He has made more than 20 feature films, won some 50 awards and been a juror in more than 15 major film festivals. His award-winning films include "Kandahar"; his latest documentary is "The Gardener" and latest feature "The President".
Document 7: William Castle: William Castle (April 24, 1914 – May 31, 1977) was an American film director, producer, screenwriter, and actor.
Document 8: Bam 6.6: Bam 6.6 is a documentary about the 2003 Bam earthquake in Iran. The film, subtitled "Humanity has no Borders", was produced and directed by Jahangir Golestanparast.
Document 9: Wes Craven: Wesley Earl "Wes" Craven (August 2, 1939 – August 30, 2015) was an American film director, writer, producer, and actor. He was known for his pioneering work in the genre of horror films, particularly slasher films, where his impact on the genre was considered prolific and influential. Due to the success and cultural impact of his works in the horror film genre, Craven has been called the "Master of Horror".
Document 10: Jafar Panahi: Jafar Panahi (Persian: جعفر پناهی‎ ‎ ; born 11 July 1960) is an Iranian film director, screenwriter, and film editor, commonly identified with the Iranian New Wave film movement. After several years of making short films and working as an assistant director for fellow Iranian film-maker Abbas Kiarostami, Panahi achieved international recognition with his feature film debut, "The White Balloon" (1995). The film won the Caméra d'Or at the 1995 Cannes Film Festival, the first major award won by an Iranian film at Cannes.
Document 11: Billy Wilder: Samuel "Billy" Wilder ( ; ] ; June 22, 1906March 27, 2002) was an Austrian-American filmmaker, screenwriter, producer, artist, and journalist whose career spanned more than five decades. He is regarded as one of the most brilliant and versatile filmmakers of Hollywood's golden age. With "The Apartment", Wilder became the first person to win Academy Awards as producer, director, and screenwriter for the same film.
Document 12: Samira Makhmalbaf: Samira Makhmalbaf (Persian: ‎ ‎ , "Samiraa Makhmalbaaf") (born February 15, 1980) is an internationally acclaimed Iranian filmmaker and script writer. She is the daughter of Mohsen Makhmalbaf, the film director and writer. Samira Makhmalbaf is considered to be one of the most influential directors as part of the Iranian New Wave.
Document 13: Ed Wood: Edward Davis Wood Jr. (October 10, 1924 – December 10, 1978) was an American filmmaker, actor, writer, producer, and director.
Document 14: William Desmond Taylor: William Desmond Taylor (26 April 1872 – 1 February 1922) was an Irish-born American director and actor. He was a popular figure in the growing Hollywood motion-picture colony of the 1910s and early 1920s, having directed 59 silent films between 1914 and 1922 and acted in 27 between 1913 and 1915.
Document 15: Bahman Ghobadi: Bahman Ghobadi (Persian: بهمن قبادی‎ ‎ ; Kurdish: به‌همه‌ن قوبادی / Behmen Qubadî) is an Iranian film director, producer and writer of Kurdish ethnicity. He was born on February 1, 1969 in Baneh, Kurdistan province. Ghobadi belongs to the "new wave" of Iranian cinema.
ground_truth: no