Maestro was born in Buenos Aires, Argentina in 1978.She has accrued a selection of wide ranging film credits since she made her screen debut in Carlos Saura’s Tango, which received Golden Globe and Academy Award nominations for best foreign film. Initially trained in Argentina, Maestro traveled to Berlin to develop a vocal repertoire of the works of Kurt Weill and Hans Eisler. Her first proper acting turn was in the play The Summer Trilogy by Carlo Goldoni, and by 1998, she secured the coveted r