When did 12 Monkeys Season 4 Episode 1 air?
12 Monkeys Season 4 Episode 1 aired on June 15, 2018.


End at the beginning.
The provocative story of Cole, a time traveler from a decimated future in a high-stakes race against the clock. Utilizing a dangerous and untested method of time travel, he journeys from 2043 to the present day on a mission to locate and eradicate the source of a deadly plague that will all but annihilate the human race.

The final conflict with the Army of the 12 Monkeys begins when the Witness returns to Project Splinter.
Direct answers for episode-level questions and details.
12 Monkeys Season 4 Episode 1 aired on June 15, 2018.
This episode runs for approximately 43 minutes.
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