Maria Margarethe Anna Schell ( 15 January 1926 -- 26 April 2005 ) was an Austrian/Swiss actress , who won the Volpi Cup for Best Actress at the Venice Film Festival in 1956 for `` Gervaise '' .
Maria Margarethe Anna Schell ( 15 January 1926 -- 26 April 2005 ) was an Austrian-Swiss actress . She won the Volpi Cup for Best Actress at the Venice Film Festival in 1956 for role in `` Gervaise '' .