Viggo Mortensen will play Sigmund Freud in The Talking Cure, replacing Christoph Waltz.

Based on the play by Christopher Hampton, the film is about the conflict between Freud and his pupil Jung (Michael Fassbender).

Keira Knightley co-stars as Sabina, a disturbed young woman brought to see Jung by her father.

Vincent Cassel has also been cast.

David Cronenberg (Eastern Promises) will direct, with filming due to commence on May 17.

Source: Deadline Hollywood