David Kaczynski’s brother Ted Kaczynski is the subject of Netflix’s new film ‘Unabomber,’ which premiered on Sept. 25

NEED TO KNOW

David Kaczynski is the brother of Ted Kaczynski, who was known as the “Unabomber”

David played a key role in Ted’s arrest for targeting Americans with homemade explosives for 17 years, from 1978 to 1995

Ted’s life and crimes are depicted in the new film Unabomber , which premiered on Netflix on Sept. 25 and stars Jacob Tremblay

David Kaczynski helped authorities identify his brother, Ted Kaczynski, as the “Unabomber,” the man who anonymously killed and injured Americans across the country using homemade explosives for…

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