The film also included appearances by Brazilian music stars including Caetano Veloso (Bethânia’s brother), Gilberto Gil, Chico Buarque and Nana Caymmi.
In addition to composing and performing his own work, Horta has worked for many years as and arranger or sideman for many important Brazilian artists, such as Elis Regina, Milton Nascimento, Maria Bethania, João Bosco, Airto Moreira, Edu Lobo, Nana Caymmi, Flora Purim, Gal Costa, Sérgio Mendes, Chico Buarque, Flávio Venturini, Joyce, Johnny Alf, Wagner Tiso, Francis Hime and Beto Guedes.
He has released many albums and his songs have been recorded by Milton Nascimento, Jon Anderson, Leila Pinheiro, Lulu Santos, Nana Caymmi, MPB-4, and Boca Livre.
Nana Mouskouri | Nana Visitor | Nana Caymmi | Nana Akufo-Addo | Nana | Nana Sahib | Nana-Mambéré | Nana Grizol | Nana Eikura | Nana Chowk | Nana (manga) | Nana Jorjadze | Dorival Caymmi | Vicia nana | Rear entrance to Nana Phadanvis' house (''Nana phadanvis wada'') which is still preserved today in the same condition as when Nana built it in 1780. Location: Menawali | Ravenea nana | Prince Nana | ''Oxytropis nana'' var. ''obnapaformis'' | Otumfuo Nana Osei Tutu II | Nana Konadu Agyeman Rawlings | Nana Konadu | Nana Kitade | Nana Forte | Nana (echos) | Nana (Apache) | Nana (2005 film) | Nana (1934 film) | nana | Joseph "Nana" Gyau | Joel Gustave Nana Ngongang |
He and Nelson Motta wrote the song "Saveiros", which, performed by Nana Caymmi, won the national prize and came in second for the international prize of the IFIC (International Song Festival) held by TV Rio.