Top Documentary TV Series – Free HD Streaming on 123Movies

The fascinating cases of every day, seemingly average moms, wives and girlfriends accused of murder. Did they really do it? And if so, why?...

Putting the "real" back into reality television, Australian Story is an award-winning documentary series with no narrator and no agendas — just authentic stories told entirely in people's own words....

Ex-CIA officer Andrew Bustamante conducts an active investigation to test the biggest conspiracies in pop culture....

The fascinating stories of the families behind the food that built America, those who used brains, muscle, blood, sweat and tears to get to America's heart through its stomach, those who invented new...

A historical exploration about the eruption of Vesuvius in 79 A.D. and the preserved Roman city it left behind....

Ultras: Passion and Death is an HBO docuseries that explores the violent and deeply rooted Spanish "ultras" football fan movement by examining three specific tragedies that forever altered the...

History series in which Professor Sue Black and her team use forensic science to analyse the skeletons of everyday people from across the ages in staggering detail to shed light on our forebears....

What happens when a kiteboarder, a windsurfer and a wing foiler go head-to-head in the ultimate surf showdown, with only one thing in common? Cohan Van Dijk (kiteboarder, Netherlands), Noá Cantaloupe...

When a talented showjumper is found hanging from her staircase at home, the police class it as suicide. But one detective is not convinced....

"On Patrol: Live" follows police officers and sheriff's deputies from diverse agencies in different cities across the country for three hours. Program hosts Dan Abrams, retired Tulsa Police...

Documentary following the life-saving work of Scotland's paramedics....

Ben Fogle follows in the footsteps of various individuals, who against all odds, have willingly forsaken the luxuries and lifestyle of the modern world, for a less-than-ordinary life in the...

This documentary series showcases how key technological innovations enable giant superstructures to be built. Footage filmed during construction along with CGI reveal the building process with...

Explore the world’s most fascinating, strange and inexplicable mysteries. Each episode features compelling contributions from scientists, historians, witnesses and experiencers—each seeking to shed...

TV's original home-improvement show, following one whole-house renovation over several episodes....

For more than 25 years, Dateline has brought viewers investigations into some of biggest mysteries in America. This entry in the franchise takes a second look at some of the most mysterious cases of...

Bangers & Cash follows the Mathewsons - a dynasty of classic car auctioneers from picturesque North Yorkshire. The charismatic and friendly family hunt for rare vehicles to sell and they uncover some...

A British genealogy documentary series in which celebrities trace their ancestry, discovering secrets and surprises from their past....

Journalist Fiona Bruce teams up with art expert Philip Mould to investigate the provenance or attribution of notable artworks....

Explores the lives of people with extraordinary physical conditions, rare medical challenges, and remarkable transformations as they navigate everyday life, relationships, and the pursuit of their...