"The Astronaut's Wife" is a psychological thriller that delves into the complexities of love, trust, and the unknown. The story follows Jillian Armacost, portrayed by Charlize Theron, whose life takes a dramatic turn when her husband, astronaut Spencer Armacost (Johnny Depp), returns from a space mission. Although he appears to be the same man she married, Jillian soon senses that something is amiss. As she grapples with her growing suspicions, strange occurrences and unsettling changes in Spencer's behavior lead her to question not only his identity but also the very nature of their relationship. The film explores themes of isolation, the impact of space travel on the human psyche, and the lengths one will go to protect their loved ones, culminating in a chilling revelation that challenges the boundaries of reality and love.