The mother of Kratos and Deimos. Kratos found his ailing mother in the city of Atlantis. As she attempted to reveal the identity of Kratos' father, she was punished by Zeus and transformed into a beast, which Kratos was forced to kill. Before dying, Callisto advised Kratos to find Deimos. The character was voiced by Deanna Hurstold as Old Callisto and Jennifer Hale as Young Callisto in God of War: Ghost of Sparta.