Marie-Hélène Estienne is Peter Brook's long time collaborator, described by The Guardian as the 'powerhouse' behind the celebrated 90 year British director.Speaking to the YV's Imogen Brodie, Marie-Hélène discusses growing up in Paris and building a career with longevity, her astounding 40-year collaboration with Peter Brook and how she has developed her incredible knack for casting.

This episode was recorded in February 2016 when Battlefield was at the Young Vic.