One moment.
Finding a story worth your time.
A TMDB recommendation
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Catalyst
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.
The world, in frames.
Stills, posters, and artwork in every language.
Your next obsession.
Finding your next story…
Season after season.
Choose a season and explore every episode.
1
Season 1
26 episodes2014-01-0115
Series 15
22 episodes2014-07-1716
Series 16
20 episodes2015-02-0317
Series 17
40 episodes2016-02-0218
Series 18
17 episodes2017-08-1519
Series 19
8 episodes2018-03-0620
Series 20
8 episodes2019-02-1221
Series 21
6 episodes2020-04-1422
Series 22
11 episodes2021-02-1623
Series 23
6 episodes2022-02-01Behind the frames.
Created by—
Original languageEnglish
Original release2014-01-01
ProductionAustralia
Where to watch
Free
PBS
With ads
See viewing options on TMDBAvailability data by JustWatch. Check the provider for current access.Tubi TV
