[1] At age 10, Accardi began studying theater with teachers Stella Maris Closas, Patricia Palmer, and Raúl Serrano.

This program was only on the air a short time, after which Accardi was cast as Melina in Los simuladores and Josefina in Kachorra, both by Telefe, as well as playing Sabrina on the second season of Rebelde Way by América TV.

In February 2005, when she was about to begin the second season of Panadería los Felipe, she was cast as Tatiana in the soap opera Amor en Custodia by Telefe.

Then, in 2011, Accardi became part of one of the most successful telenovelas of that year, Herederos de una venganza, in which she played China Villegas.

In 2016, Accardi starred in the musical El otro lado de la cama and served as a judge on Canta si puedes.