Cappellaro started her career in the fashion world. In 2011 she began her film career. Her first role was in Berberian Sound Studio (directed by Peter Strickland and produced by Warp). Her next role was playing a journalist alongside Filippo Timi in the Italian film Notte Finisce con Gallo.
2015 sees her in her first leading role in Papagajka, a psychological thriller set in Sarajevo. Directed by Australian, Emma Rozanski, and under the mentorship of Bela Tarr.
She started her career as a stylist at Flair Magazine in Milan and then moved on to MTV Italy. From there she became a writer with articles published in XL-La Repubblica, Rodeo Magazine, Flair and Vogue.it. She typically does interviews with artists, musicians, film makers, designers and other fascinating people.