A World Beneath the War tells the story of the tunnels of Vietnam and the remarkable people who built and sustained them. Told from the perspective of a father taking his son back to the site of his war service, the film features rare archival footage and poignant personal stories, bringing together leading Vietnamese and American scholars.

A World Beneath the War

Pine needles. Chewing gum. Cat hair. Paint. They've all been important clues that aided America's 'detectives of death' in solving mysterious cases of unnatural or violent death. This fascinating sequel to three of HBO's most popular documentaries introduces you to forensic pathologists who recount cases where their amazing expertise helped bring killers to justice.

Autopsy 4: The Dead Speak

An entire family poisoned by an unknown intruder. A suicide made to look like a murder. An airbag that becomes a perfect crime scene. These fascinating stories and more are unveiled in this Autopsy special that looks at criminal cases that might never have been uncovered were it not for the efforts of forensic pathologists and other 'detectives of death.'