Mike Smith
As of July 11, 2025, Foundation Season 3 is available to stream on Apple TV+ worldwide.
Here’s everything you need to know about Foundation Season 3 – including where to watch it, who stars in it, full episode details, and download options.
Foundation Season 3 (2025) Synopsis
Set 152 years after the end of Season 2, Foundation Season 3 explores a galaxy caught between the rising power of the Foundation and the declining reign of the Cleonic Empire. As an uneasy alliance forms between these rival civilizations, a deadly new force known as The Mule threatens to upend the very future Hari Seldon predicted. Armed with psychic powers and ruthless ambition, The Mule aims to rule the galaxy through fear, manipulation, and war. With the fate of civilization in the balance, key players like Hari Seldon (Jared Harris), Gaal Dornick (Lou Llobell), and the three Cleon clones must outmaneuver each other in a cosmic game of survival.
When Does Foundation Season 3 Premiere?
Foundation Season 3 premiered on Friday, July 11, 2025, exclusively on Apple TV+, beginning with a single-episode debut. New episodes drop weekly every Friday at 12:01 a.m. PT / 3:01 a.m. ET, with the season finale scheduled for September 12, 2025
Where to Watch Foundation Season 3 in the US
You can watch Foundation Season 3 in the US exclusively on Apple TV+, with new episodes released every Friday. It’s also accessible by subscribing to the Apple TV+ Channel on Prime Video, allowing seamless streaming through your Amazon account. Both current and past seasons are included with an active subscription.
Where to Watch Foundation Season 3 in Canada
You can stream Foundation Season 3 in Canada through Apple TV+, which offers HD playback and weekly episode drops. Alternatively, the series is available via Prime Video Channels, where you can add Apple TV+ directly to your Amazon account. Both platforms support offline viewing and multi-device access.
Where to Watch Foundation Season 3 in the UK
In the UK, you can watch Foundation Season 3 on Apple TV+, available on Apple devices, Roku, and most smart TVs. You can also subscribe to Apple TV+ via Prime Video Channels to stream the series through the Amazon platform. Episodes are released weekly and include subtitle support.
Where to Watch Foundation Season 3 in Australia
Australian viewers can stream Foundation Season 3 on Apple TV+, which offers access through its standalone app or via Prime Video Channels. You can watch every episode in HD or 4K depending on your device. New episodes arrive every Friday, and past seasons are also included.
Where to Watch Foundation Season 3 in India
You can watch Foundation Season 3 in India on Apple TV+, with full support for subtitles and offline downloads. It’s also available through Apple TV+ as a Prime Video Channel, giving you the option to stream directly through your Amazon account. Weekly episodes are released every Friday, along with access to Seasons 1 and 2.
Foundation Season 3 – Episode Guide (with Premiere Dates)
All episodes of Foundation Season 3 are released weekly on Fridays. Here’s the complete schedule:
- Episode 1 – A Song for the End of Everything
Premiere Date: July 11, 2025
A mysterious new pirate with psychic powers, known as the Mule, disrupts the balance of power between Empire and Foundation. - Episode 2 – Shadows in the Math
Premiere Date: July 18, 2025
Gaal and Hari further their plans on Ignis. The Empire is shaken by a shocking prediction. - Episode 3 – When a Book Finds You
Premiere Date: July 25, 2025 - Episode 4 – The Stress of Her Regard
Premiere Date: August 1, 2025 - Episode 5
Premiere Date: August 8, 2025 - Episode 6
Premiere Date: August 15, 2025 - Episode 7
Premiere Date: August 22, 2025 - Episode 8
Premiere Date: August 29, 2025 - Episode 9
Premiere Date: September 5, 2025 - Episode 10 – The Darkness
Premiere Date: September 12, 2025
Foundation Season 3 Final Review:
The Foundation Season 3 finale delivers a bold and emotional climax that changes the fate of the galaxy. Brother Darkness destroys the Cleon clone tanks, bringing an end to the Cleonic dynasty, while Day—stripped of his nanites and facing mortality for the first time—is killed in a shocking turn. At the same time, Gaal and the Second Foundation secure critical victories, including contact with Kalle, and uncover that Earth and even the Moon hold deeper mysteries tied to their future. The finale is dense yet powerful, closing the season with dramatic consequences and setting the stage for a radically transformed Season 4.
- When does the Foundation Season 3 final episode premiere?
The final episode of Foundation Season 3, titled “The Darkness,” premieres on Apple TV+ on Friday, September 12, 2025.
Foundation Season 3 Cast – Full Main & New Characters
Returning Cast:
- Jared Harris as Hari Seldon
- Lou Llobell as Gaal Dornick
- Lee Pace as Brother Day
- Cassian Bilton as Brother Dawn
- Terrence Mann as Brother Dusk
- Laura Birn as Demerzel
- Leah Harvey as Salvor Hardin
- Rowena King as Queen Sareth
New Cast Members in Season 3:
- Cherry Jones
- Brandon P. Bell
- Synnøve Karlsen
- Cody Fern
- Tómas Lemarquis
- Alexander Siddig
- Troy Kotsur
- Pilou Asbæk
Can You Watch Foundation Season 3 Online for Free?
Yes, you can watch Foundation Season 3 online for free by signing up for the 7-day free trial on Apple TV+. During this trial period, you can access every released episode in HD or 4K quality. Be sure to cancel before the trial ends to avoid charges.
Is Foundation Suitable for All Ages?
Foundation is rated TV-MA, indicating it is intended for mature audiences. It contains scenes with violence, intense themes, and some adult content, making it unsuitable for children or younger teens.
Where Can I Download Foundation Season 3 Full Episodes?
Episodes of Foundation Season 3 can be downloaded for offline viewing via the Apple TV+ app on iPhones, iPads, Macs, and supported smart TVs. You’ll need an active Apple TV+ subscription or free trial to use the download feature.
FAQs
How many episodes are in Foundation Season 3?
There are 10 episodes in total, released weekly between July 11 and September 12, 2025.
Who is The Mule in Foundation Season 3?
The Mule is a new antagonist with powerful psychic abilities. His identity is shrouded in mystery, but he poses a major threat to both the Empire and the Foundation.
Do I need to watch Season 1 and 2 before Season 3?
Yes. Season 3 builds heavily on character arcs, political shifts, and lore from the previous two seasons. Watching them is essential for understanding the narrative.
Foundation Season 3 Trailer
Here’s the trailer for the new season of Foundation series.
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