American actor, born in 1947 and best known for the 1969 film True Grit, who played the title role of the centuries-old child Miri in the first season.
Kim Darby is an American actor, born in 1947, who became a film star as Mattie Ross opposite John Wayne in the 1969 western True Grit.
A few years earlier she guest starred in the first-season Star Trek episode Miri, first shown in 1966. She plays Miri, one of the children who have survived for three hundred years on a duplicate of Earth after a life-prolongation experiment killed every adult. On the edge of puberty and therefore of the fatal disease, Miri becomes attached to Kirk and is torn between him and the other children.
Darby's later credits include the television film Don't Be Afraid of the Dark and the comedy Better Off Dead.