PBS Masterpiece Amazon Channel
Thirteen
E1Episode 1
Where to watch
Availability shown for United States · rights vary by countrySeasons & Episodes
E1
E2Episode 2
E3Episode 3
E4Episode 4
E5Episode 5
E6Episode 6
E7Episode 7
E8Episode 8
E9Episode 9
E10Episode 10
Cast
More from Lucia Passaniti · Lead actress
More from Michaël Abiteboul · Co-star actor
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A priori — streaming FAQ
Which OTT platform streams A priori?
A priori is streaming on PBS Masterpiece and Thirteen in United States. It's not currently on Netflix.
Is A priori on Netflix?
No, A priori is not on Netflix in United States as of October 2026. It's currently on PBS Masterpiece and Thirteen.
Is A priori on Amazon Prime Video?
No, A priori isn't on Amazon Prime Video in United States right now. It's on PBS Masterpiece and Thirteen instead.
Where can I watch A priori for free?
A priori is available on PBS Masterpiece and Thirteen in United States, but you'll need an active subscription — there's no free option right now.
How many seasons are in A priori?
A priori has 2 seasons in total (18 episodes). The series concluded in 2026.
Are all episodes of A priori out yet?
Yes — all 18 episodes across 2 seasons of A priori are out and available to stream.
Is there a Season 3 of A priori?
No — A priori ended after 2 seasons, so there is no Season 3.
