Sas season 3

1. Renewal and production: the headline everyone needed

BBC and MGM+ confirmed a season 3 renewal in early September 2025 and immediately began filming; Deadline reported cameras rolling and that the new episodes have been pre-bought by MGM+ as with prior seasons ^[1]. The BBC’s own media centre briefing echoes that production has started and teases the season’s focus as the allies mobilise to liberate France ^[3].

2. Who’s coming back — and who’s new

Multiple sources name returning leads Jack O’Connell (Paddy Mayne), Sofia Boutella and Dominic West among the main cast confirmed for season 3, and trade reporting lists a broad returning ensemble that drove Seasons 1–2’ acclaim ^{[1] [2] [6]}. Some outlets also note additional new cast additions announced around the production start ^[7].

3. Setting and storyline: Normandy, behind enemy lines

Public synopses supplied with the production announcement place season 3 in Summer 1944 with the Rogues parachuting into France to disrupt German forces and link with the French resistance — effectively continuing the D‑Day/Western Europe arc seeded at the end of Season 2 ^{[3] [7] [1]}. Screen Rant and Radio Times similarly report that the storyline picks up where Season 2’s finale left off around the Normandy landings ^{[6] [8]}.

4. Release timing: no confirmed date, but expectations and corrections

There is no confirmed premiere date in the reporting tied to the production start; Deadline, BBC, Screen Rant and other outlets report filming underway but do not set a broadcast date ^{[1] [6] [3]}. Earlier speculative claims of a December 2025 premiere have been contradicted by later coverage noting a longer production timeline and suggesting a 2026 window is more likely ^{[5] [4]}. In short: producers have greenlit and begun making Season 3, but press reporting does not support a December 2025 release ^{[5] [1]}.

5. How confident should fans be? Creator and broadcaster signals

Creator Steven Knight publicly indicated a future season was planned as early as March 2025 — that discussion preceded an official renewal — and his comments were taken as an early signal that the story would continue into D‑Day era material ^[9]. The more authoritative confirmation arrived with BBC/MGM+ renewal statements and production photos/releases in September 2025, which are stronger evidence than prior speculation ^{[3] [1]}.

6. Critical and commercial context: why another season made sense

The series has been a critical success and a ratings asset for the BBC and international partners: reviews and aggregator scores cited by multiple outlets have pointed to high critical approval for earlier seasons, giving broadcasters incentive to continue the franchise ^{[10] [6]}. That context explains why MGM+ pre-bought the new season as reported by Deadline ^[1].

7. What reporting does not say — and the limits of current coverage

Available sources do not provide a firm premiere date, episode count, post-production timeline, or concrete international release windows for Season 3 beyond the production-start announcements (not found in current reporting). They also do not publish a full confirmed cast list beyond the lead returnees and a handful of named new actors in some outlets ^{[7] [2]}. Any specific broadcast month or platform rollout in 2026 is speculative until BBC/MGM+ set dates.

8. Takeaway for viewers: manage expectations and watch official channels

Treat the September 2025 production start and the BBC/MGM+ renewals as definitive: Season 3 exists and is being made ^{[1] [3]}. Do not rely on earlier rumors of a December 2025 premiere — multiple sources explicitly contradict a December launch and point toward a later 2026 timeline ^{[5] [4]}. For confirmed premiere dates and streaming availability, follow the BBC and MGM+ press releases and the show’s official channels, which will provide the final schedule once post‑production and distribution are locked in ^{[1] [3]}.