Complex sentence: Simpson then wrote and starred in a film biography of Rankin, also titled "A Single Woman", directed and produced by Kamala Lopez, narrated by Martin Sheen, and featuring music by Joni Mitchell.
Split into simpler sentences: Simpson then wrote and starred in a film about Rankin's life, also called "A Single Woman". The film was directed and produced by Kamala Lopez, narrated by Martin Sheen, and featured music by Joni Mitchell.