Premiered only a few weeks after 9/11, which caused Rede Globo to fear that a series depicting Muslim life and characters would receive a negative feedback from the audience. However, this aspects actually helped the show to became a hit.
For the first episodes, American make-up artist and Academy Award winner Lynn Barber worked one some of the actors to make their characters look younger.
While filming in Erfoud, two of the crew's cameras broke down under the 127.40°F temperature. Also, the Bedouin camp where scenes with Murilo Benício, Giovanna Antonelli and Stênio Garcia was surrounded by local poisonous animals.
Creator Glória Perez visited several rehab centers and conducted herself the interviews of the unidentified addicts featured in the episodes. When Débora Falabella's rehabilitated character Mel gives her statement in the series finale, her lips and eyes are focused as a homage to them.
Differently from the Morocco setting, the cast and crew could not visit Egypt and all the scenes set there were shot using computer graphics. The Egyptian government did not allow scenes to be filmed there.