Five Easy Pieces is a 1970 American drama film written by Carole Eastman (as Adrien Joyce) and Bob Rafelson, and directed by Rafelson.
 The film stars Jack Nicholson, with Karen Black, Susan Anspach, Ralph Waite, and Sally Struthers in supporting roles.
Robert Rafelson (born February 21, 1933) is an American film director, writer and producer.
 He is regarded as one of the founders of the New Hollywood movement in the 1970s.
 Among his best-known films are "Five Easy Pieces" (1970), "The King of Marvin Gardens" (1972), and "The Postman Always Rings Twice" (1981).
 He was also one of the creators of the pop group and TV series "The Monkees" with Raybert/BBS Productions partner Bert Schneider.
 His first wife was the production designer Toby Carr Rafelson.
 His eldest son is songwriter Peter Rafelson, who co-wrote the hit song "Open Your Heart" for Madonna.
The Postman Always Rings Twice is a 1981 American-German film adaptation of the 1934 novel of the same name by James M. Cain.
 The film was produced by Lorimar in association with Metro-Goldwyn-Mayer and originally released theatrically in North America by Paramount Pictures.
 This version, based on a screenplay by David Mamet and directed by Bob Rafelson, starred Jack Nicholson and Jessica Lange.
 The film was shot in Santa Barbara, California.
Blood and Wine is a 1996 neo-noir thriller directed by Bob Rafelson from a screenplay written by Nick Villiers and Alison Cross.
 It features Jack Nicholson, Stephen Dorff, Jennifer Lopez, Judy Davis and Michael Caine.
 Rafelson has stated that the film forms the final part of his unofficial trilogy with Nicholson, with whom he made "Five Easy Pieces" and "The King of Marvin Gardens" in the 1970s.
The King of Marvin Gardens is a 1972 American drama film.
 It stars Jack Nicholson, Bruce Dern, Ellen Burstyn and Scatman Crothers.
 It is one of several collaborations between Nicholson and director Bob Rafelson.
 The majority of the film is set in a wintry Atlantic City, New Jersey, with cinematography by László Kovács.
"Porpoise Song (Theme from "Head")" is a song written by Gerry Goffin and Carole King and performed by pop/rock quartet The Monkees on their album "Head".
 The song was commissioned by Bob Rafelson, the director and producer of the film "Head".
 The song was released as a single in 1968, and reached No. 62 on the "Billboard" Hot 100.
 The single version runs over a minute longer than the album version.
Head is a 1968 American satirical musical adventure film written by Jack Nicholson and Bob Rafelson, directed by Rafelson, starring television rock group The Monkees (Davy Jones, Micky Dolenz, Peter Tork and Michael Nesmith), and distributed by Columbia Pictures.
Carole Eastman (February 19, 1934 – February 13, 2004) was an American screenwriter.
 Among her credits were screenplays for Monte Hellman's "The Shooting" (1967), Bob Rafelson's "Five Easy Pieces" (1970) (for which she was nominated for an Academy Award along with co-writer Rafelson), and Mike Nichols’s "The Fortune" (1975).
 She occasionally used the pseudonyms "Adrien Joyce" and "A.L. Appling".
Raybert Productions was a production company that operated in the 1960s, founded by Bob Rafelson and Bert Schneider.
 Its principal works were the wildly successful situation comedy "The Monkees" (and the group of the same name), and the 1969 movie "Easy Rider" (co-produced with Peter Fonda's Pando Company).
 Raybert was also the predecessor to BBS Productions, a New Hollywood production company founded by Rafelson, Schneider, and Schneider’s childhood friend Stephen Blauner.
 BBS Productions' best known film is "The Last Picture Show".
Henry King (January 24, 1886June 29, 1982) was an American film director.

Question: Are both Henry King and Bob Rafelson American film directors?
Answer: yes