Deaf actress-activist Millicent Simmonds to essay Helen Keller in forthcoming film

American actress and deaf activist Millicent Simmonds, known for her breakout roles in 'Wonderstruck' and the horror film 'A Quiet Place', will play Helen Keller and 'Marvelous Mrs Maisel' star Rachel Brosnahan will essay the part of her teacher Anne Sullivan in the forthcoming feature film 'Helen & Teacher'.