“Mrs. Fletcher” (HBO — series premiere, Oct. 27) A divorced woman (Kathryn Hahn, “Transparent”) jumpstarts her love life by adopting a sexy new persona and discovers that her world is full of unexpected and sometimes complicated possibilities. Owen Teague, Katie Kershaw, Domenick Lombardozzi and the late Cameron Boyce (Disney’s “Descendants” movie series) also star. “Dollface” (Hulu — series premiere, Nov. 15) Kat Dennings (“2 Broke Girls”) produces and stars in this 10-episode comedy series about a young woman who must deal with her own imagination to rekindle female friendships after her longtime boyfriend dumps her. Ira Ungerleider stars.