Desc: The Cluster B Quadrilogy: Directed by Josh Litman. With Mitchell Brhelle, Shawn Lotte, Kalina Hada-Lemon, Mike Ligeti. Four darkly comedic stories, each chronicling one of the four Cluster B personality disorders: Antisocial Personality Disorder, Borderline Personality Disorder, Histrionic Personality Disorder, and Narcissistic Personality Disorder.