Walter de Curzon Poultney
Walter de Curzon Poultney (November 4, 1845 – September 4, 1929) was one of Baltimore, Maryland's most colorful and flamboyant high-society members.
He was prominent in Baltimore society between the end of the American Civil War and the Roaring Twenties.
He died shortly before the stock market crash of 1929.
Myles O'Donnell
Myles O'Donnell was an Irish American bootlegger and mobster during the Roaring Twenties in Chicago during Prohibition.
He was most famous for being the founder of the West- side O'Donnell Mob aka the Westside O'Donnells or West- side gang( no relation to the South Side O'Donnells, a rival gang).
The Roaring Twenties
The Roaring Twenties is a 1939 crime thriller starring James Cagney, Priscilla Lane, Humphrey Bogart, and Gladys George.
The epic movie, spanning the periods between 1919 and 1933, was directed by Raoul Walsh and written by Jerry Wald, Richard Macaulay and Robert Rossen.
It was based on "The World Moves On," a short story by Mark Hellinger, a columnist who had been hired by Jack L. Warner to write screenplays.
The movie is hailed as a classic in the gangster movie genre, and considered an homage to the classic gangster movie of the early 1930s.
"The Roaring Twenties" was the third and last film that Cagney and Bogart made together.
The other two were "Angels with Dirty Faces" (1938) and "The Oklahoma Kid" (1939).
Edward L. Bader
Edward Lawrence Bader( June 8, 1874 – January 29, 1927) was an American politician who served as Mayor of Atlantic City, New Jersey for much of the Roaring Twenties, when the city was arguably at the peak of its popularity as a vacation spot.
Bader was known for his contributions to the construction, athletics and aviation of Atlantic City.
The Roaring Fifties
The Roaring Fifties is a 1983 German comedy film directed by Peter Zadek and starring Juraj Kukura, Boy Gobert and Peter Kern.
It is based on the novel" Hurra, wir leben noch" by Johannes Mario Simmel.
It is set around the German Wirtschaftswunder economic miracle of the 1950s, with the title alluding to the Roaring Twenties.
Ian Barry (director)
Ian Barry is an Australian director of film and TV.
Dana Blankstein
Dana Blankstein- Cohen( born March 3, 1981) is the director of the Israeli Academy of Film and Television.
She is a film director, and an Israeli culture entrepreneur.
Raoul Walsh
Raoul A. Walsh (March 11, 1887December 31, 1980) was an American film director, actor, founding member of the Academy of Motion Picture Arts and Sciences (AMPAS) and the brother of the silent screen actor George Walsh.
He was known for portraying John Wilkes Booth in the silent classic "The Birth of a Nation" (1915) and for directing such films as "The Big Trail" (1930), starring John Wayne, "High Sierra" (1941), starring Ida Lupino and Humphrey Bogart; and "White Heat" (1949), starring James Cagney and Edmond O'Brien.
He directed his last film in 1964.
Peter Levin
Peter Levin is an American director of film, television and theatre.
Miles Brown Kitts
Miles Brown Kitts (April 24, 1880 – May 27, 1947) was a Republican mayor of Erie, Pennsylvania who served as mayor during World War I and the Roaring Twenties.
He is considered to have been one of "most colorful" mayors because he brought about great changes to Erie but, was also investigated by a grand jury in 1921 and almost was indicted.

Question: What nationality is the director of film The Roaring Twenties?
Answer: American