Catherine Weldon, a portrait painter from 1890s Brooklyn, travels to Dakota to paint a portrait of Sitting Bull and becomes embroiled in the Lakota peoples' struggle over the rights to their land.

Directed by Susanna White (Parade's End, Bleak House), written by Steven Knight (Eastern Promises, Locke) and starring Jessica Chastain as Catherine Weldon, Ciarán Hinds, Sam Rockwell, Michael Greyeyes and Chaske Spencer.