Deborah Jessel obtained her Masters degree in Dance from Der Tanz Akademie, the school of ballet & black magic in Dario Argento's Suspiria.
When Lucie, William and Ben are having trouble getting the car started they are approached by three children wearing masks (a witch, jack-o-lantern and a skull) at which point Ben sings "Happy Happy Halloween, Silver Shamrock" an homage to Halloween III, Season of the Witch.
L'agneau abattu, the pub the 3 protagonists frequent translates roughly to: The Slaughtered Lamb, an obvious homage to John Landis' An American Werewolf In London.
Marie Taglioni, is credited with being the first ballerina to dance en pointe (on the tips of the toes)
with structurally modified shoes, in the ballet "La Sylphide" in 1832.
An American remake is currently in development.