Catalyst poster

Series · 2014 · 30 min · 10 seasons

Catalyst (2014)

▶ Where to watch
DocumentaryNews

Catalyst is a TV series (Documentary and News) that first aired in 2014. Catalyst has 10 seasons and 164 episodes in total. In United States, you can watch Catalyst on PBS and Tubi TV.

Last episode S23 · E6 — The Science of Relationships August 9, 2022

Where can I watch Catalyst

📍 United States

Free

PBS →Best Documentary series on PBS (United States) →Tubi TV →Best Documentary series on Tubi TV (United States) →

Streaming data provided by JustWatch.

Available in other countries

Streaming services that carry Catalyst, and the countries where you can watch it:

Tubi TV 4 countries 📍

Australia, Canada, Mexico, United States

ABC iview 1 countries

Australia

PBS 1 countries 📍

United States

Plot

Catalyst is Australia's premier science investigation series. Each week the team brings you stories from Australia and around the world, meeting scientists at the forefront of discovery.

Cast

Images

CatalystCatalyst

Seasons

Frequently asked questions

Where can I watch Catalyst?

In United States, you can watch Catalyst on PBS and Tubi TV.

Who stars in Catalyst?

The main cast of Catalyst includes Anja Taylor.

How many seasons and episodes does Catalyst have?

Catalyst has 10 seasons and 164 episodes in total.

When was Catalyst released?

Catalyst first aired on January 1, 2014.

When is the next episode of Catalyst?

No new episode of Catalyst has been announced yet. The latest episode (season 23, episode 6) aired on August 9, 2022.

Has Catalyst ended?

No, Catalyst is still ongoing.

What should I watch if I liked Catalyst?

If you enjoyed Catalyst, try Frontline, History's Greatest Mysteries, Down to Earth with Zac Efron and Earth at Night in Colour.

Is Catalyst on Tubi TV?

Yes. In United States, Catalyst is available on Tubi TV.

Is Catalyst on ABC iview?

Not in United States right now. Catalyst is on ABC iview in: Australia.

Is Catalyst on PBS?

Yes. In United States, Catalyst is available on PBS.

If you liked this, watch these

Updated: October 28, 2026 ·