He began his career as a publicist and writer in the 1970s and even received international awards for his novels.
Exiled in Spain and Italy in the 70’s, he did not stop writing. “On the crocodile’s tail” Y “Tigers and larks“are some of his works published in those years. He also made commercial documentaries in Colombia for three years.
He made his film director debut with the feature film “Avoid, whoever wants to hear that hears“(1983), mixing archive images with interviews with people who knew Eva Peron. Then he worked as a screenwriter and television director, filming documentaries on social issues and the miniseries “Horacio Quiroga, between people and characters“(1987).
In 1990, Mignogna returned to the cinema with “Flop“, which they followed”The kiss of oblivion“(1991 – TV) and”Kill grandpa“(1993).
A few years later, he became known internationally with the film “Autumn sun“(1996), starring Federico Luppi Y Norma Aleandro.
His latest films continued in the line of classic storytelling and high histrionic level, which were his hallmark in both film and television. His latest works include “The lighthouse“(1998),”The escape“(2001),”Cleopatra“(2003) and”Wind (2005) “, among others; all of them winners of different awards at international festivals. Particularly the first two, they were awarded the awards Goya, in the category Best Spanish-Speaking Foreign Film, in 1999 and 2002, respectively.
At the time of his death, Mignogna he was pre-producing what was to be his eighth film, “The signal“, for whom he had written a book of the same name. After his death, the actor Ricardo Darin decided to venture, for the first time into the director’s chair, to complete the project, which was released in September 2007.