Juan Carlos Blum
Juan Carlos Blum( born June 7, 1994 in Guadalajara, Mexico) is a Mexican professional stock car racing driver.
Robert Blum (fencer)
Robert Blum( born November 24, 1928) is an American and former Olympic fencer.
Jonathan Blum (writer, born 1967)
Jonathan Blum( born June 3, 1967) is an American writer.
Mark Blum
Mark Blum( born May 14, 1950) is an American actor in movies, on television, and on the stage.
Walter Blum
Walter Blum( born September 28, 1934, Brooklyn, New York) is a retired Hall of Fame jockey.
Julio Porter
Julio Porter (July 14, 1916 in Buenos Aires – October 24, 1979 in Mexico City) was an Argentine screenwriter and film director known as one of the most prolific screenwriters and film directors in the history of the Cinema of Argentina.
He wrote the scripts for over 100 films between 1942 and his death.
He directed 25 films between 1951 and 1979.
His 1967 film "Scandal in the Family" was entered into the 5th Moscow International Film Festival.
Mal Blum
Mal Blum( born July 7, 1988) is an American songwriter, musician, writer and performer from New York.
Suzanne Blum
Suzanne A. Blum( born 1978) is an American professor of organometallic chemistry at the University of California, Irvine.
Greg Blum
Gregory Thomas Blum( born April 12, 1989) is an American soccer player.
Blum (film)
Blum is a 1970 Argentine film directed by Julio Porter.

Question: Where was the director of film Blum (Film) born?
Answer: Buenos Aires