Sofia Vassilieva

Sofia Vladimirovna Vassilieva (born October 22, 1992) is an American actress. Notable roles include portraying the children's book character Eloise in ''Eloise at the Plaza'' and ''Eloise at Christmastime'', Ariel DuBois in the Emmy-winning TV series ''Medium'', and teenage cancer patient Kate Fitzgerald in the 2009 film adaptation of ''My Sister's Keeper'' by Jodi Picoult. Provided by Wikipedia