Documentary Movies & TV Shows Online Free

Stream the best Documentary movies and TV shows free on Cineby in HD. Browse 1,201 Documentary titles — no signup, no subscription required. Updated daily with the newest Documentary releases.

Chernobyl: Inside the Meltdown - Season 1 Eps2
Chernobyl: Inside the Meltdown - Season 1 Documentary
Australian Story - Season 31 Eps17
Australian Story - Season 31 Documentary, News
Free Nelson Mandela - Season 1 Eps1
Free Nelson Mandela - Season 1 Documentary, War & Politics
A&E After Dark - Season 7 Eps8
A&E After Dark - Season 7 Documentary
Aussie Gold Hunters - Season 11 Eps3
Aussie Gold Hunters - Season 11 Documentary, Reality
The Killer Among Us - Season 1 Eps3
The Killer Among Us - Season 1 Crime, Documentary
24 Hours in A&E - Season 36 Eps1
24 Hours in A&E - Season 36 Documentary, Drama
Crashers - Season 1 Eps3
Crashers - Season 1 Documentary, Reality
Who Do You Think You Are? - Season 17 Eps6
Who Do You Think You Are? - Season 17 Documentary
Deadly Influence ..Season 2 Eps3
Deadly Influence ..Season 2 Crime, Documentary
Narrow Escapes - Season 3 Eps11
Narrow Escapes - Season 3 Documentary, Reality
My Strange Arrest - Season 4 Eps1
My Strange Arrest - Season 4 Crime, Documentary
On the Case with Paula Zahn - Season 29 Eps9
On the Case with Paula Zahn - Season 29 Crime, Documentary
Ice Road Rescue - Season 10 Eps1
Ice Road Rescue - Season 10 Documentary, Drama
Ancient Aliens - Season 22 Eps8
Ancient Aliens - Season 22 Documentary, Mystery
Welcome to Wrexham - Season 5 Eps7
Welcome to Wrexham - Season 5 Documentary, Reality
Gardeners' World - Season 59 Eps14
Gardeners' World - Season 59 Documentary
Philly Homicide - Season 2 Eps9
Philly Homicide - Season 2 Crime, Documentary
Gun Stories - Season 3 Eps7
Gun Stories - Season 3 Documentary
Shark Attack Files - Season 1 Eps4
Shark Attack Files - Season 1 Documentary
The Root of the Game - Season 1 Eps1
The Root of the Game - Season 1 Documentary
On Patrol: Live - Season 4 Eps87
On Patrol: Live - Season 4 Crime, Documentary
Police Interceptors - Season 25 Eps11
Police Interceptors - Season 25 Crime, Documentary
Wheeler Dealers - Season 9 Eps14
Wheeler Dealers - Season 9 Documentary, Reality

Frequently Asked Questions

What are the best Documentary movies on Cineby?

Browse the grid below — titles are sorted by popularity and rating. Use the Filter to narrow by year, country, or sub-genre.

Are new Documentary movies added regularly?

Yes. Our Documentary catalog updates daily as new films are released theatrically and on streaming.

Can I watch Documentary TV shows here too?

Yes — both Documentary movies and TV series are listed together. Use the type filter at the top to show only movies or only TV.