"Adrien and Felicity’s performances are completely their own," says Corbet, after details emerged on how AI technology was used in the editing of the actors' scenes spoken in Hungarian.

Brady Corbet, director of critically acclaimed film "The Brutalist," is responding to criticism of his Golden Globe winning film after it was revealed artificial intelligence was used in the production to "perfect" the actors' accents.

"The Brutalist" is expected to be a front-runner in the Oscar race, which kicks off Thursday when the nominees are announced.