Name: Hazardous History with Henry Winkler
Genre: Comedy, Thriller, History, Documentary
Cast: Henry Winkler

Quick answer · Season 2

Hazardous History with Henry Winkler is a comedy and thriller series that aired on History, running since 2025 with 2 seasons and 28 episodes. Hazardous History with Henry Winkler is still running; its most recent episode aired on September 6, 2026.

U.S. premiere: April 19, 2026
Where: Cable
Time: Varies by station
Episodes: 20
Finale: September 6, 2026

Where to watch Hazardous History with Henry Winkler season 2 in the U.S.

Where to watch Hazardous History with Henry Winkler season 2 in the U.S.
Where	How	When	Notes
Cable	Broadcast (free)Antenna / cable	April 19, 2026 – September 6, 2026	Original U.S. run on History. [1]

Season 2 episode schedule

Hazardous History with Henry Winkler season 2 U.S. episode schedule
Ep.	Title	U.S. date	Time	Status
1	Killer Crazes	Sun, Apr 19, 2026 ^[1]	Check local listings national slot	Listed
2	Looks That Kill	Sun, Apr 26, 2026 ^[1]	Check local listings national slot	Listed
3	Twisted Toys	Sun, May 3, 2026 ^[1]	Check local listings national slot	Listed
4	Hell on Wheels	Sun, May 10, 2026 ^[1]	Check local listings national slot	Listed
5	Domestic Dangers	Sun, May 17, 2026 ^[1]	Check local listings national slot	Listed
6	Thrills and Spills	Sun, May 31, 2026 ^[1]	Check local listings national slot	Listed
7	Hobbies Gone Haywire	Sun, Jun 7, 2026 ^[1]	Check local listings national slot	Listed
8	Fatal Attractions	Sun, Jun 14, 2026 ^[1]	Check local listings national slot	Listed
9	Crowd Chaos	Sun, Jun 21, 2026 ^[1]	Check local listings national slot	Listed
10	Anything for a Buck	Sun, Jun 28, 2026 ^[1]	Check local listings national slot	Listed
11	Young & the Reckless	Sun, Jul 5, 2026 ^[1]	Check local listings national slot	Listed
12	Insane Inventions	Sun, Jul 12, 2026 ^[1]	Check local listings national slot	Listed
13	Animal Anarchy	Sun, Jul 19, 2026 ^[1]	Check local listings national slot	Listed
14	Dangerous Dining	Sun, Jul 26, 2026 ^[1]	Check local listings national slot	Listed
15	Harrowing Highways	Sun, Aug 2, 2026 ^[1]	Check local listings national slot	Listed
16	Precarious Parenting	Sun, Aug 9, 2026 ^[1]	Check local listings national slot	Listed
17	Crazy Cures	Sun, Aug 16, 2026 ^[1]	Check local listings national slot	Listed
18	School Dazed	Sun, Aug 23, 2026 ^[1]	Check local listings national slot	Listed
19	Horrible Hygiene	Sun, Aug 30, 2026 ^[1]	Check local listings national slot	Listed
20	Surviving the '70s	Sun, Sep 6, 2026 ^[1]	Check local listings national slot	Listed

Dates are U.S. dates. Broadcast times are the network's national slot; your local station may differ.

About Hazardous History with Henry Winkler

Season 2: Season 2 of Hazardous History with Henry Winkler aired from April 19, 2026 to September 6, 2026 on History (20 episodes).

Network / service: History (first aired June 15, 2025)
Official site: history.com
Main cast over the series (TVmaze): Henry Winkler (Host)

All seasons

Season 2

Season complete

Season 2 of Hazardous History with Henry Winkler aired from April 19, 2026 to September 6, 2026 on History (20 episodes).

Cable

Season 1

Season complete

Season 1 of Hazardous History with Henry Winkler aired from June 15, 2025 to August 3, 2025 on History (8 episodes).

Cable

Common questions

How many seasons of Hazardous History with Henry Winkler are there?

Hazardous History with Henry Winkler has 2 seasons and 28 episodes listed, with the first airing on June 15, 2025.

Is Hazardous History with Henry Winkler still on?

Hazardous History with Henry Winkler is still running; its most recent episode aired on September 6, 2026.

Where can I watch Hazardous History with Henry Winkler?

Hazardous History with Henry Winkler originally aired on History in the U.S. Streaming rights for older seasons change over time, so check History's own app and the major streaming services for the current home.