Question: Who starred in the film based on an American producers relationship with her spouse

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Phonoharp Company: The Phonoharp Company (1892–1928) was an American manufacturer of musical instruments based in Boston, Massachusetts.  Among the instruments the company was known for was the autoharp, whose design they acquired from Alfred Dolge in 1910; they later merged with Oscar Schmidt (who would become the primary American producers of autoharps) in 1926.  The company was also known for producing other instruments, namely the guitar zither, mandolin zither, celestaphone, and the ukelin.

Gangster's Den: Gangster's Den is a 1945 American Producers Releasing Corporation Western film of the "Billy the Kid" series directed by Sam Newfield.  The film is notable for having three comedy relief characters; Al St. John, Emmett Lynn and Charles King who usually plays the villain.

Cattle Stampede: Cattle Stampede is a 1943 American Producers Releasing Corporation Western film of the "Billy the Kid" series directed by Sam Newfield.

Double Cross (1941 film): Double Cross is a 1941 American Producers Releasing Corporation crime film directed by Albert H. Kelley and starring serial star Kane Richmond.  The film is also known as Motorcycle Squad (American 16mm rental title).

Hanay Geiogamah: Hanay Geiogamah (born 1945) is a playwright, TV and movie producer, artistic director, and a Professor in the School of Theater, Film and Television at the University of California, Los Angeles.  He was born in Oklahoma and is a Kiowa and Delaware Native American.  He is considered the first widely known and successful Native American playwright and one of the few Native American producers in Hollywood.

Amicus Productions: Amicus Productions was a British film production company, based at Shepperton Studios, England, active between 1962 and 1977.  It was founded by American producers and screenwriters Milton Subotsky and Max Rosenberg.

Emily V. Gordon: Emily Vance Gordon (born in 1979) is an American writer, producer, and podcast host.  She is best known for co-writing the 2017 romantic comedy film "The Big Sick", which she wrote with her husband, the comic Kumail Nanjiani.  The film is about their relationship, with Nanjiani playing himself and Zoe Kazan playing Gordon (renamed Emily Gardner).  Gordon also co-created the live show "The Meltdown with Jonah and Kumail" and its TV counterpart for Comedy Central.  She has written for TV ("The Carmichael Show"), a book ("Super You"), and for several online and print publications.

Western Cyclone: Western Cyclone is a 1943 American Producers Releasing Corporation Western film of the "Billy the Kid" series directed by Sam Newfield.  The film is also known as Frontier Fighters (cut American reissue title).

The Big Sick: The Big Sick is a 2017 American romantic comedy film directed by Michael Showalter and written by Emily V. Gordon and Kumail Nanjiani.  It stars Nanjiani, Zoe Kazan, Holly Hunter, Ray Romano, Adeel Akhtar, and Anupam Kher, and follows an interracial couple that has to deal with their cultural differences, loosely based on the real-life romance between Nanjiani and Gordon.

Fugitive of the Plains: Fugitive of the Plains is a 1943 American Producers Releasing Corporation Western film of the "Billy the Kid" series directed by Sam Newfield.  In April 1947 PRC re-released the film as a "streamlined" (edited) "Bronco Buckaroo" version re titled Raiders of Red Rock.

Supporting paragraphs: Emily V. Gordon The Big Sick
Answer: It stars Nanjiani, Zoe Kazan, Holly Hunter, Ray Romano, Adeel Akhtar, and Anupam Kher