In the original ending, the scene where the murderer is revealed was filmed just a few hours before it was aired to prevent the audience learning the solution prematurely.
Fernanda Montenegro declined the role which went to Rosamaria Murtinho due to scheduling conflicts.
André Gonçalves was infamously assaulted on the street because of his gay character.
The finale has two versions: one originally aired in Brazil and another one usually aired on other countries. When the series was rerun in 2000, the international version of the final was aired.
Some episodes use musical cues similar to the soundtracks from films such as The Fugitive (1993) and Psycho (1960), the latter being a great source of inspiration during the most thrilling sequences.
In one certain episode, two characters are walking out of a cinema theatre talking about seeing a good Brazilian film - the marquise displays the film as being Carlota Joaquina, Princesa do Brazil (1995). Norton Nascimento who stars in the series made his film debut on that movie. Both the series and film were released on the same year.
Eliseu's trip to Italy was extended for a longer period than scripted due to the fact actor Gianfrancesco Guarnieri was recovering from a heart surgery at the time.