Question: What nationality is the man who played Harold Jones in "Radio"?

Context paragraphs:
Harold Jones (murderer): Harold Jones (1906 – 1971) was a child killer from Abertillery, Monmouthshire in Wales.

Carol Lou Trio: The Carol Lou Trio was a jazz combo which gained modest popularity in the mid-eastern United States between the 1950s and 1970s, and international distribution of its few recordings.  The group was headed by Carol Lou Hedges (born May 20, 1931, Peru, Indiana), whose modest demeanor belied her piano virtuosity and swinging style.  Husband and bassist John Hedges was the other permanent member of the group, with various drummers having been employed, including future drummer for the Count Basie band and Tony Bennett, Harold Jones (drummer) in 1956-57.  The trio's reputation spread mostly by word of mouth, but it did release several singles and one album.

Kathleen Lines: Kathleen Mary Lines (24 September 1902 – 24 December 1988) was a book critic, editor, anthologist and librarian from Canada.  An expert on children's literature, she wrote, compiled, and edited "Four to Fourteen" (1950) for the National Book League.  She also wrote the introduction to the second edition of F. J. Harvey Darton's "Children's Books in England" (1958) and edited a series of illustrated fairy tale picture books. Artists for the picture books included Edward Ardizzone for the "Bodley Head".  Lines was also the general editor of the "Bodley Head Monographs" and edited "Lavender's Blue" (1954), a selection of classic nursery rhymes illustrated by Harold Jones.  The book won a Carnegie special commendation.

Jimmie Jones (defensive end): Jimmie Harold Jones (born January 17, 1947) is a former American football defensive end in the National Football League for the New York Jets and the Washington Redskins.  He played college football at Wichita State University and was drafted in the sixth round of the 1969 NFL Draft.

Harold Jones (artist): Harold Jones (1904–1992) was a British artist, illustrator and writer of children's books.  Critic Brian Alderson (children's book critic) called him "perhaps the most original children's book illustrator of the period".  He established his reputation with lithographs illustrating "This Year: Next Year" (1937), a collection of verses by Walter de la Mare.

Griffith Jones (actor): Griffith Jones (born Harold Jones; 19 November 1909 – 30 January 2007) was an English film, stage and television actor.

Radio (2003 film): Radio is a 2003 American semi-biographical sports drama film directed by Mike Tollin, and inspired by the 1996 "Sports Illustrated" article "Someone to Lean On" by Gary Smith.  The article and the movie are based on the true story of T. L. Hanna High School football coach Harold Jones (Ed Harris) and a mentally challenged young man, James Robert "Radio" Kennedy (Cuba Gooding Jr.).  The film co-stars Debra Winger and Alfre Woodard.  It was filmed primarily in Walterboro, South Carolina because its buildings and downtown core still fit the look of the era the film was trying to depict.

Harold Jones (drummer): Harold Jones (born February 27, 1940) is an American traditional pop and jazz drummer who is best known as the drummer for Tony Bennett and for his five years with the Count Basie Orchestra.

Ed Harris: Edward Allen Harris (born November 28, 1950) is an American actor, producer, director, and screenwriter.  He is known for his performances in films such as "The Right Stuff" (1983), "The Abyss" (1989), "Glengarry Glen Ross" (1992), "Apollo 13" (1995), "Nixon" (1995), "The Rock" (1996), "Absolute Power" (1997), "A Beautiful Mind" (2001), "Enemy at the Gates" (2001), "Radio" (2003), "A History of Violence" (2005), "Gone Baby Gone" (2007), "The Way Back" (2010), "Man on a Ledge" (2012), "Gravity" (2013), "Snowpiercer" (2013), and "Run All Night" (2015).  Harris currently stars in the HBO sci-fi drama series "Westworld".

Harold Jones (footballer): Harold Jones (born 22 May 1933) is an English former footballer who played as a defender.

Supporting paragraphs: Radio (2003 film) Ed Harris
Answer: American