Diagnose main character of movie with mental illness

Discuss the problems the character is having. Are the problems brought on by a person? Indicate whether you believe the main character has a mentaly ill. If so describe the mental illness and give a psychological
diagnosis. (using chapter 14 DSM). If the character does not have a mental illness give reasons for their
behavior in both cases and how they should be treated by selecting a therapy in (chapter 15).