Every Terminator film and series in order
Time travel has split the Terminator story into several timelines. The Terminator and Terminator 2: Judgment Day are the heart of it, and the later films each take a different path from there.
This order watches the original timeline first, then the alternate futures, and ends with Dark Fate, the direct sequel to Terminator 2.
The Terminator watch order
Judgment Day

The Terminator

Terminator 2: Judgment Day

Terminator 3: Rise of the Machines

Terminator Salvation
Alternate Futures

The Sarah Connor Chronicles: Season 1

The Sarah Connor Chronicles: Season 2

Terminator Genisys

Terminator Zero
Dark Fate

Terminator: Dark Fate
Questions
What order should I watch Terminator in?
Start with The Terminator and follow the list above, which has all 9 Terminator titles in story order. For the shortest route, stick to the 3 essentials.
How long does it take to watch all of Terminator?
About 39 hours for the 9 titles out so far. The 3 essentials take about 6 hours.
Which Terminator movies are canon?
It depends on the timeline. Dark Fate follows on directly from Terminator 2 and ignores the films in between, while Rise of the Machines, Salvation and Genisys each follow their own path.
Do I need to watch Terminator 3, Salvation and Genisys?
No. If you only have time for three, watch The Terminator, Terminator 2: Judgment Day and Terminator: Dark Fate.
Watch Terminator in order with Chronologica
Mark titles as you watch, stick to the essentials and always know what's next. No account needed.