Documentary on Sofia Coppola's 'Marie Antoinette' Filmmaking Released

• Eleanor Coppola, Sofia's mother, directed the documentary.
• The film highlights the strain of creating a period piece.
• It is a supportive, unjudging look at the filmmaking process.
• The documentary is released 20 years after 'Marie Antoinette' starring Kirsten Dunst.
• The film focuses on the early years of Marie Antoinette before the 1789 revolution.