S. Sylvan Simon
S. Sylvan Simon (March 9, 1910 – May 17, 1951) was an American stage/film director and producer.
He began his film career at Warner Bros. in 1935, directing screen tests.
In 1937, Simon moved to MGM, where he worked on the Marx Brothers' "
The Big Store", supervising many of the slapstick sequences.
He directed Red Skelton's first starring feature, 1941's "Whistling in the Dark", and later worked on two more Skelton vehicles, "A Southern Yankee" and "The Fuller Brush Man", in 1948.
Simon also directed Wallace Beery in "Bad Bascomb" (1946), and a Glenn Ford western, "Lust for Gold" (1949).
Simon was the producer of "Born Yesterday", a 1950 comedy that was nominated for five Academy Awards.
He then suddenly died of a heart attack at the age of 41.
His ashes were interred in a small unassuming bronze nameplate niche at Columbarium of Memory (Niche # 20174), in the Great Mausoleum at Forest Lawn Memorial Park Cemetery, Glendale, California.
Four Girls from Hong Kong
Four Girls From Hong Kong is a 1972 Hong Kong drama film.
Ian Barry (director)
Ian Barry is an Australian director of film and TV.
Four Girls in Town
Four Girls in Town is a 1957 American CinemaScope Technicolor film noir drama film directed by Jack Sher about four girls trying to be movie stars.
Four Girls in White
Four Girls in White is a 1939 drama film directed by S. Sylvan Simon, starring Florence Rice and Una Merkel.
It follows the mostly comical exploits of four nursing students enrolled in a three-year training course.
Peter Levin
Peter Levin is an American director of film, television and theatre.
Lamman Rucker
Lamman Rucker( born October 6, 1971) is an American actor.
Rucker began his career on the daytime soap operas" As the World Turns" and" All My Children", before roles in Tyler Perry's films
" Why Did I Get Married?
Why Did I Get Married Too?", and" Meet the Browns", and its television adaptation.
In 2016, he began starring as Jacob Greenleaf in the Oprah Winfrey Network drama series," Greenleaf".
Olav Aaraas
Olav Aaraas( born 10 July 1950) is a Norwegian historian and museum director.
He was born in Fredrikstad.
From 1982 to 1993 he was the director of Sogn Folk Museum, from 1993 to 2010 he was the director of Maihaugen and from 2001 he has been the director of the Norwegian Museum of Cultural History.
In 2010 he was decorated with the Royal Norwegian Order of St. Olav.
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.
Wet Dreams 2
Wet Dreams 2  is a 2005 South Korean film.
Comedic but more serious than its predecessor "Wet Dreams", it follows four girls in high school as they become curious about sex and compete for the affection of their new teacher.

Question: What is the cause of death of director of film Four Girls In White?
Answer: heart attack