Overview
- The five‑part series launches on BBC One and BBC iPlayer on 7 December with a two‑episode premiere, followed by three weekly Sunday episodes.
- Critics largely praise Russell Tovey as a UNIT junior thrust into high‑stakes talks opposite Gugu Mbatha‑Raw’s Salt, leader of the Homo Aqua.
- Advance reviews highlight extensive diplomatic set pieces, including Empress Hall negotiations, over traditional action beats.
- Environmental stewardship and critiques of authority are central themes, with writers commending the ambition while noting occasional clunky pacing and scenes.
- Jemma Redgrave returns as Kate Lethbridge‑Stewart, and early reactions describe the spin‑off as a confident, performance‑led addition to the Whoniverse.