Pedro Casablanc took the name of his hometown for his artistic name. As the director, Manuel Horrillo, both born in Casablanca, they belong to the last generation of Europeans, already born after independence of Morocco but before the government place too many difficulties to end with French and European population, most of them sons and grandsons of Casablanca born pioneers. Never acknowledged by Moroccan laws, none of them have nationality, passport or rights, which were only preserved for Muslims and also Jews.
René Cerdan, interviewed in the film, is one of the sons of Marcel Cerdan world box champion and hero of Casablanca in the 1930-49. His romance with singer Édith Piaf became big issue of the time and has been depicted in several films. Marcel died in plane crash in 1949 and his nationality has been disputed between France and Morocco, while he was a Spaniard from the Maarif, the Spanish quarter in old Casablanca, and his family originally from Alicante, although born in French Algeria.
Playwright Cándido Carrasco is the author of several theatre plays about his early years in Casablanca, and the Moroccan struggle for independence as seen from the European side. His first representation took place together with actor Jean Reno his friend and colleague at the time, both being Spaniards from the Maarif neighborhood
Director Manuel Horrillo won an ASECAN prize for his technical achievement on graphics for this film. Archive photos and films were very intensely treated for the film mood. Horrillo has also been awarded with other International prizes for his skills as digital and visual effects, including a golden pixel and two Goya prizes.