Agnes Bruckner was born on August 16, 1985 in Hollywood, California to a Hungarian father and a Russian mother who have since divorced. Agnes Bruckner grew up in Los Feliz, Los Angeles, California and then lived in Portland, Oregon. She returned with her family to Los Angeles to pursue an acting career, moving to Burbank, California.

Agnes Bruckner began acting on TV in the late 1990s and has since appeared in several films. In 2007, she appeared in the horror/romance film, Blood and Chocolate, in which Agnes Bruckner plays a werewolf. She will next appear in a psychological thriller "Last Resort".