In 2012, she appeared as Doris Solstad in The Master, a Paul Thomas Anderson film also starring Philip Seymour Hoffman, Joaquin Phoenix, and Amy Adams. In November 2015, it was announced that Beaty had been cast in a regular role for the second season of NBC's period drama series Aquarius, portraying a waitress named Patty Krenwinkel. In 2016, she starred alongside Chad Michael Murray and Luke Wilson in the Western thriller Outlaws and Angels.