Donald Corren is an American Broadway and film actor and screenwriter, he created the role of which Mexican-American pianist and composer, best known as the accompanist to notably tone-deaf soprano Florence Foster Jenkins, in the 2005 Broadway production of "Souvenir"?
Donald Corren:  He created the role of Cosmé McMoon opposite Judy Kaye's Florence Foster Jenkins in the 2005 Broadway production of "Souvenir". Cosmé McMoon: Cosmé McMoon (born Cosmé McMunn; February 22, 1901 – August 22, 1980) was a Mexican-American pianist and composer, best known as the accompanist to notably tone-deaf soprano Florence Foster Jenkins.
Cosmé McMoon