A native of Rome, Capparoni became a theater actor when he was 18, directed by Giuseppe Patroni Griffi. In 1984 he also appeared in the film Phenomena, directed by Dario Argento.
He has worked in various fiction television settings, which included: the soap operas Ricominciamo (2000, TV miniseries), Piccolo mondo antico (TV miniseries), Incantesimo 4 (2001), Elisa di Rivombrosa (2003), La caccia (2005, a TV miniseries directed by Massimo Spano, as the antagonist for Alessio Boni), and for Capri (2006, TV series) alongside actress Bianca Guaccero.
In 2007, he performed as a protagonist in the miniseries Donna Detective directed by Cinzia TH Torrini. In 2008, he was also in Inspector Rex, under the direction of Marco Serafini, and in the series Capri 2 directed by Andrea Barzini and Giorgio Molteni.
