Marling co-wrote , co-produced , and acted in the 2011 films '' Sound of My Voice '' and '' Another Earth '' , directed by Batmanglij and Cahill , respectively . Both of these films were featured at the 2011 Sundance Film Festival , with '' Another Earth '' winning the Alfred P. Sloan Prize for outstanding film with science , technology or math as a major theme . In 2012 , she played the daughter of Richard Gere 's character in '' Arbitrage ''
2011 Sundance Film Festival
2011 Sundance Film Festival
Brit Marling