Penn Badgley as Joe Goldberg, a serial killer who moves into a relatively quaint suburb with his wife, Love [1] Victoria Pedretti as Love Quinn, a serial killer and Joe's wife, the only remaining heir of the Quinn family[5] Saffron Burrows as Dottie Quinn, Love's mother[5] Tati Gabrielle as Marienne Bellamy, a no-nonsense librarian who struggles with personal problems while trying to create a better future for herself and her young child, Juliette[5] Shalita Grant as Sherry Conrad, a locally famous "momfluencer", admired by her social media followers for her well crafted persona[2] Travis Van Winkle as Cary Conrad, a wealthy, charismatic, and self-proclaimed founder who runs his own supplement company[6] Dylan Arnold as Theo Engler, a college student with a strained relationship with his stepfather, Matthew Engler, and who suffers from addiction issues[5]