Documentary by Jean-Pierre Gorin about twin girls who spontaneously developed their own unique language as children.
Narrator (voice)
2018
2016
2017
2020
2025
2009
2022
2010
2012
1988
2019
2015
1993
1989
1959
2007
2014
1987
1996
1966
2013
2003
2001
1971
1998
1954