But both she and her sister, who trained in London in physical education, had to abandon any future career to help run the family home after the death of their mother.

BBC: Guinness World Record holder Marjorie Ruddle, 105, dies

"My sister is a heroine, because she has freed her heart, her soul and also her future from the weight of the secret, " Nastassja Kinski said.

BBC: Nastassja Kinski praises sister for reporting sex abuse