S20.E16 ∙ At the Proms 4

A musical odyssey through five decades with Ron Mael and Russell Mael celebrating the legacy of the band Sparks.

The violent political suppression of the roots reggae movement in Jamaica told through an investigation into Jamaican politics and the CIA's involvement in the mysterious shooting of Bob Marley.

DEATH METAL ANGOLA follows a loving Angolan couple, Sonia and Wilker, whose love for death metal music is bringing hope to the town and children of Huambo, and Angola as a country. The devastating reality of Angola's history of wars, and civil unrest has left the country's people torn, broken, and starving for something to give them peace. Sonia, and Wilker's dream to put on the first national rock festival ignites the emotions of the Angolan people, and helps them heal from the war stricken path Angola has left behind. This engaging reality of Angola touches the heart of the viewer, and sheds new light on a music genre that is not well understood.

Snoop Dogg hosts a night of music and stand-up as he welcomes his friends — including legendary comedians Katt Williams and Mike Epps — to the stage.

Documentary filmmakers follow electro-pop duo FINKEL as they set out to write a record from within the frozen forests of their hometown - Michigan's isolated and eccentric Mackinac Island.

An authorized documentary on the late musician Kurt Cobain, from his early days in Aberdeen, Washington to his success and downfall with the grunge band Nirvana.