Question: Who directed the 1973 Argentine romantic musical film starring the Argentine Elvis?

Context paragraphs:
Juan Moreira (1973 film): Juan Moreira is a 1973 Argentine dramatic historical film directed by Leonardo Favio and starring Rodolfo Bebán.  It is based on the homonymous novel by Eduardo Gutiérrez, which narrates the life of the famous Argentine outlaw, gaucho and folk hero Juan Moreira.

Adaraneeya Kathawak: Adaraneeya Kathawak (English: "A Melody Of Love" ) is a 2016 Sri Lankan Sinhala romantic musical film, directed and co-produced by Priyantha Colombage.  It was released on 10 June 2016.  Starring Hemal Ranasinghe, Udari Warnakulasooriya, Bimal Jayakody and Aruni Rajapaksha in the lead roles.  The film has influenced by romantic musical Bollywood film "Aashiqui 2".

Argentinísima II: Argentinísima II is a 1973 Argentine musical documentary film directed and written by Fernando Ayala and Héctor Olivera.  It is the sequel to the 1972 Argentinísima.  The film premiered on 21 June 1973 in Buenos Aires.

Swan Song (1945 film): Swan Song (Spanish:El canto del cisne) is a 1945 Argentine romantic drama film directed by Carlos Hugo Christensen and starring Mecha Ortiz, Roberto Escalada and Miguel Gómez Bao.  The film portrays the ultimately tragic relationship between a young composer and a more mature woman.  For her performance Ortiz was awarded the Argentine Film Academy's Silver Condor prize for Best Actress.

Buenos Aires Nights: Buenos Aires Nights (Spanish:Noches de Buenos Aires) is a Argentine romantic musical film directed and written by Manuel Romero with Luis Bayón Herrera.  It is a tango film and was edited by Francisco Múgica

Hipólito y Evita: Hipólito y Evita (also known as "When love comes", or "Do what you want" in English) is a romantic comedy 1973 Argentine film directed by Orestes A. Trucco and starring Raúl Taibo, Amalia Scaliter, Gilda Lousek y Ricardo Bauleo.  The script was written by Salvador Valverde Calvo and it was shot in General Rodríguez.

Canto de amor: Canto de amor is a 1940 Argentine romantic musical drama film, directed and written by Julio Irigoyen.  It is based on a tango with music by Osvaldo Fresedo.

Así es el tango: Así es el tango (English: Therefore it is The Tango ) is a 1937 Argentine romantic drama film musical directed and written by Eduardo Morera, based on a play by Florencio Chiarello.  Starring Tita Merello and Tito Lusiardo.  The film is an Argentine tango film a hugely popular genre of the period and Argentine culture.

The Desire to Live: The Desire to Live (Spanish: "El Deseo de vivir" ) is a 1973 Argentine romantic musical film directed by Julio Saraceni and starring Sandro and Elena Sedova.

Sandro de América: Roberto Sánchez-Ocampo (August 19, 1945 – January 4, 2010), better known by his artist names Sandro/Sandro de América ("Sandro of America"), "Gitano" (gypsy), and the Argentine Elvis, was a notable Argentine singer and actor.  He is considered The father of Argentine Rock for being one of the first rock artists to sing in Spanish in Latin America.  He edited 52 official records and sold 50 million copies although other sources state that he sold over 75 million.  Some of his most successful songs are "Dame fuego", "Rosa, Rosa", "Quiero llenarme de ti", "Penumbras", "Porque yo te amo", "Así", "Mi amigo el Puma", "Tengo", "Trigal" and "Una muchacha y una guitarra".  The single "Rosa, Rosa" sold 2 million copies, being his most recognizable and famous song.  Another of his hits, "Tengo" was given 15th place among the 100 best Argentine rock songs by both the MTV channel and "Rolling Stone" magazine.

Supporting paragraphs: The Desire to Live Sandro de América
Answer: Julio Saraceni