Documentary movies

50 documentary films and where each can legally be watched. 49 are free right now — see everything free.

Showing 37–50 of 50 · page 3 of 3

FREE★ 6.2

UFO Witness

Series·2021–·Documentary

Free on Prime Video

FREE★ 7.8

Coyote Peterson: Brave the Wild

Series·2020–·Nature

Free on Discovery+

FREE★ 8.5

The Secret Lives of Big Cats

Series·2020–·Documentary

Free on Plex

FREE★ 6.8

My Feet Are Killing Me

Series·2020–·Documentary

Free on Discovery+

FREE★ 7.8

Body Cam

Series·2018–·Documentary

Free on Discovery+

FREE★ 7.3

The History of Food

Series·2018–·Documentary

Free on Plex

FREE★ 8.2

Crikey! It's the Irwins

Series·2018–·Documentary

Free on Discovery+

FREE★ 6.8

Gold Rush: White Water

Series·2018–·Reality

Free on Discovery+

FREE★ 5.7

Murderous Minds: Inside Serial Killers

Series·2018–2020·Crime

Free on Plex

FREE★ 7.3

Murder Maps

Series·2015–2020·Crime

Free on Plex

FREE★ 8.0

Expedition Unknown

Series·2015–·Documentary

Free on Prime Video

FREE★ 7.7

Murder Book

Series·2014–2016·Crime

Free on Plex

FREE★ 7.0

Somebody's Gotta Do It

Series·2014–·Documentary

Free on Plex

FREE★ 4.8

Ghost Asylum

Series·2014–2016·Reality

Free on Prime Video