Question: Did Erick Zonca or Roy William Neill direct a film that won Best Actress at the Cannes Film Festival?

Context articles: The Menace (film)
Erick Zonca
Love Me (1918 film)
The Kaiser's Shadow
The Viper (film)
Tyrant Fear
Love Letters (1917 film)
List of Faten Hamama's awards and nominations
Roy William Neill
The Dreamlife of Angels

The Menace is a 1932 American Pre-Code American crime drama film directed by Roy William Neill.
 The screenplay by Roy Chanslor, Dorothy Howell, and Charles Logue is based on the 1927 novel "The Feathered Serpent" by Edgar Wallace.
Érick Zonca (born 10 September 1956) is a French film director and screenwriter, best known for his critically acclaimed, award-winning 1998 feature film debut "The Dreamlife of Angels".
 The film won the Best Actress award at the 1998 Cannes Film Festival.
Love Me is a surviving 1918 American drama silent film directed by Roy William Neill and written by C. Gardner Sullivan.
 The film stars Dorothy Dalton, Jack Holt, William Conklin, Dorcas Matthews, Melbourne MacDowell and Elinor Hancock.
 The film was released on March 18, 1918, by Paramount Pictures.
The Kaiser's Shadow is a 1918 American silent drama film directed by Roy William Neill and written by Octavus Roy Cohen and J.U. Giesy.
 The film stars Dorothy Dalton, Thurston Hall, Edward Cecil, Leota Lorraine, Otto Hoffman, and Charles K. French.
 The film was released on July 1, 1918, by Paramount Pictures.
 It is not known whether the film currently survives.
The Viper is a 1938 British slapstick comedy film directed by Roy William Neill and starring Claude Hulbert and Hal Walters.
 The film was a sequel to the previous year's very successful "The Vulture", with Hulbert and Walters reprising their roles as hapless private detective Cedric Gull and his sidekick Stiffy respectively.
 Lesley Brook also features in both films, but in unrelated roles.
 Directorial duties passed to Neill as Ralph Ince, the director of "The Vulture", had been killed in a road accident shortly after the film's release.
Tyrant Fear is a 1918 American silent drama film directed by Roy William Neill and written by R. Cecil Smith.
 The film stars Dorothy Dalton, Thurston Hall, Melbourne MacDowell, William Conklin, Lou Salter, and Carmen Phillips.
 The film was released on April 29, 1918, by Paramount Pictures.
 A print of the film is held by the Library of Congress.
Love Letters is a 1917 American silent drama film directed by Roy William Neill and written by Ella Stuart Carson and Shannon Fife.
 The film stars Dorothy Dalton, William Conklin, Dorcas Matthews, Thurston Hall, Hayward Mack, and William Hoffman.
 The film was released on December 24, 1917, by Paramount Pictures.
 A print of "Love Letters" is held by the Library of Congress.
Throughout Faten Hamama's career, she has received numerous accolades for best actress, and was nominated for the Cannes Film Festival’s Prix International for her role in 1950's "Your Day Will Come".
 She received her first award in 1951 for her role in "I'm the Past", which was presented to her by different venues, including the Egyptian Catholic Center for Cinema.
 The country's Ministry of Guidance also awarded her the title of Best Actress in both 1955 and 1961.
 These were followed by many different awards for best actress from various national and international events.
 International ones included special awards for acting at the first Tehran International Film Festival in 1972 for her role in "The Thin Thread", and in 1977 for her role in "Mouths and Rabbits".
 In 1973, she received the Special Award at the Moscow International Film Festival for her role in "Empire M".
 Other international accolades include the Best Actress awards at the Jakarta Film Festival in 1963 for her role in "The Open Door", and at the Carthage Film Festival in 1988 for her role in "Bitter Days, Nice Days".
 Hamama was also a recipient of the Lebanese Order of Merit in 1984 for her role in "The Night of Fatma's Arrest".
 She was later presented lifetime achievement awards, including one at the Montpellier Mediterranean Film Festival in 1993, and another at the Dubai International Film Festival in 2009.
Roy William Neill (4 September 1887 – 14 December 1946) was an English film director best known for directing the last eleven of the fourteen Sherlock Holmes films starring Basil Rathbone and Nigel Bruce, made between 1943 and 1946 and released by Universal Studios.
The Dreamlife of Angels (French: "La Vie rêvée des anges" ) is a 1998 French drama film directed by Erick Zonca.
 The film was selected as the French entry for the Best Foreign Language Film at the 71st Academy Awards, but was not accepted as a nominee.