Argento began as a salesman and in his twenties was a branch manager of Banco del Buen Ayre.
Then in 1995 he starred in the successful children's telenovela Chiquititas (known in English as Tiny Angels), created and produced by Cris Morena.
[2] The series, which relates the story about beauty women, who had to choose their own destiny saw Argento feature alongside actors such as Natalia Oreiro, Silvia Kutika, Osvaldo Laport, Coraje Abalos and Florencia Bertotti.
Argento directed Amigos de la infancia in 2003 and in 2009 he featured in the thriller The Secret in Their Eyes.
[3] Directed by Juan José Campanella and based on Eduardo Sacheri's novel La pregunta de sus ojos (English: The Question in Their Eyes), Argento appeared alongside Ricardo Darín, Soledad Villamil, Rafael Godino, Guillermo Francella and Pablo Rago.