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E4Forever Young? The Rise of Injectables
E5Solar Storms: A Warning from Space
E6The Science of Relationships
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Catalyst — streaming FAQ
Which OTT platform streams Catalyst?
Catalyst is streaming on PBS and Tubi TV in United States. It's not currently on Netflix.
Is Catalyst on Netflix?
No, Catalyst is not on Netflix in United States as of September 2026. It's currently on PBS and Tubi TV.
Is Catalyst on Amazon Prime Video?
No, Catalyst isn't on Amazon Prime Video in United States right now. It's on PBS and Tubi TV instead.
Where can I watch Catalyst for free?
Catalyst is available to stream free (with ads) on PBS and Tubi TV in United States.
How many seasons does Catalyst have?
Catalyst has 10 seasons so far.
Are all episodes of Catalyst out yet?
The 10 released seasons of Catalyst are complete, but the show is still in production — a new season is expected.
Is there a Season 11 of Catalyst?
A Season 11 of Catalyst hasn't been officially confirmed yet.
