Returning to Argentina in 1958 , she performed in many successful plays including The Dog in the Manger , with Alfredo Alcón and Osvaldo Bonet , and Les Troyens , which received the Critics Award from the National Endowment for the Arts . Television performances include '' Romeo y Julieta '' , '' Perla Negra '' ( " The Black Pearl " ) ( for both of which she received two separate Martin Fierro Awards for her performances ) , and , more recently , '' 22 El Loco '' alongside Adrián Suar , where she played the grandmother of the protagonist . Her film credits include The Hand in the Trap , winner of the FIPRESCI Prize at the 1961 Cannes Film Festival
1961 Cannes Film Festival
1961 Cannes Film Festival
María Rosa Gallo