The Clea DuVall-led rom-com follows the story of Abby (Kristen Stewart) and Harper (Mackenzie Davis), a lesbian couple who attend the latter’s annual family Christmas party.
There, Abby discovers that Harper hasn’t yet come out to her conservative parents. The film boasts an ensemble cast, with supporting players including Mary Steenburgen (Elf), Victor Garber (Alias), Alison Brie (Community), Aubrey Plaza (Parks and Recreation), Dan Levy (Schitt’s Creek) and Ana Gasteyer (Mean Girls).
In an interview with People, DuVall – who also has a minor acting role – said the film came to fruition because she had “never” seen her story represented in the Christmas genre. “Happiest Season felt like a great opportunity to tell a universal story from a