In the US a psychiatrist would be needed for a formal diagnosis. Psychologists can evaluate and treat with therapy but you need a psychiatrist for the formal diagnosis and medication.
Psychologists could watch the movies and give an opinion as well as a psychiatrist but it wouldn’t be necessary. An actual person with psychopathic traits would likely end up in the care of a psychiatrist.
In the US a psychiatrist would be needed for a formal diagnosis. Psychologists can evaluate and treat with therapy but you need a psychiatrist for the formal diagnosis and medication.
Psychologists could watch the movies and give an opinion as well as a psychiatrist but it wouldn’t be necessary. An actual person with psychopathic traits would likely end up in the care of a psychiatrist.