Sophie Dumond, portrayed by Zazie Beetz, is a character in the 2019 film Joker and its sequel, Joker: Folie à Deux. She is a young, single mother living in Gotham City and shares an apartment building with Arthur Fleck and his mother. Sophie is struggling to raise her daughter while working to support herself.

Trivia/Facts

• Sophie Dumond is a young, single mother living in Gotham City. She shares the same apartment building and floor as Arthur Fleck and his mother. Sophie is struggling to take care of her daughter while trying to make ends meet. She is portrayed by Zazie Beetz in the 2019 film Joker.
• Sophie is first seen rushing into the elevator with her daughter. She asks Arthur Fleck to hold the elevator door for her, which he does. While inside, Sophie humorously mimics a gunshot gesture, expressing her frustration with her daughter’s childish behavior. This gesture creates an initial connection between her and Arthur.
• Arthur becomes obsessed with Sophie after this small interaction. He begins to follow her around the city, including to her workplace. Sophie later confronts Arthur, asking if he had been following her. Instead of being scared, she finds it amusing, and they seem to develop a casual friendship.
• Arthur imagines that he and Sophie start a romantic relationship. In one scene, he visits her apartment and kisses her unexpectedly, which she appears to enjoy. Arthur also imagines Sophie attending his stand-up comedy show. However, this relationship turns out to be a hallucination created by Arthur’s troubled mind.

• Sophie unknowingly praises the man who killed three rich men on the subway, not realizing Arthur is the killer. She sees the murderer as a hero standing up to Gotham’s wealthy elite. Arthur listens to her comments while hiding his true identity as the murderer. Her words reflect the growing unrest in Gotham.
• Sophie is seen comforting Arthur when his mother is hospitalized. She supports him during difficult times, showing empathy for his struggles. However, later it is revealed that these interactions are just part of Arthur’s imagination. The real Sophie had little to no connection with him in reality.
• In a key moment, Arthur enters Sophie’s apartment uninvited. Sophie is frightened and confused, asking him to leave politely. This scene implies that Arthur’s previous encounters with Sophie were just his delusions. The truth about their lack of real relationship becomes clear to the audience.
• Sophie Dumond represents the loneliness and struggle faced by many in Gotham. Her character is a reminder of the isolation that people like Arthur experience. She is not deeply involved in the chaos around her, but unknowingly becomes part of Arthur’s downward spiral. Her story plays a small but significant role in Arthur’s mental unraveling.

Sophie Dumond’s relationship with other characters

• Arthur Fleck: Sophie is Arthur’s neighbor, and he becomes obsessed with her after their brief interaction in the elevator. Arthur imagines having a romantic relationship with Sophie, but it is later revealed that their connection was only a delusion. In reality, Sophie barely knows him and is frightened when he enters her apartment uninvited.
• Arthur’s Mother (Penny Fleck): Sophie has no direct interaction with Arthur’s mother. However, in Arthur’s delusions, Sophie is seen accompanying him to the hospital to visit Penny, showing support during Penny’s critical condition. This interaction is part of Arthur’s imagined relationship with her.
• Sophie’s Daughter: Sophie’s daughter is a young child who lives with her. Although the daughter plays a minor role, her presence highlights Sophie’s struggles as a single mother. Arthur sees Sophie and her daughter together, which adds to his fantasies about their connection.