A comparative psychobiologist and Paul's colleague. Initially insecure and involved with a cruel acquaintance, she becomes an unwitting subject of Love Potion No. 8. After developing genuine feelings for Paul, she is magically manipulated into obsessively loving Gary and planning a wedding. Eventually, the spell breaks, she recognizes her true love for Paul, and they reconcile.
Paul initially harbors a secret romantic interest in Diane, which evolves into a genuine relationship complicated by potion interference.
Gary is a long-term, abusive acquaintance who becomes Diane's romantic focus due to the potion's influence.
Prince Geoffrey is a temporary admirer attracted to Diane through the potion's voice-based effects.
Sally is Diane's loyal friend who recognizes the unnatural changes in her behavior and assists in the rescue.
Explore the full interactive character relationship map of Love Potion No. 9