We pick just some of the highlights form this year's packed programme at the Sheffield Doc/Fest which boasts an impressive 150 features and shorts alongside workshops, art instillations, music and interviews.

The Look of Silence
This year's opening film is a UK premiere as director Joshua Oppenheimer continues to examine the Indonesian genocide he first explored in the powerful yet harrowing The Act of Killing. This time survivor Adi confronts one of the men who killed his brother.
Fri 5 Jun, ITN Showroom & PBS America Showroom, 6pm.

The Greatest Shows on Earth: A Century of Vaudeville, Circuses and Carnivals
The second film screened on opening night tells the story of travelling circus, freakshow and carni folk via archive footage assembled by director Benedikt Erlingsson. Featuring an original score from Georg Holm and Orri Pall Dyrason (Sigur Rós) in collaboration with Hilmar Orn Hilmarsson. Followed by a Q&A with the director and musicians.
Fri 5 Jun, City Hall, 9.15pm.

Final Days
Immersive video and sculptural instillation from artist Heather Phillipson, taking over former city centre department store Castle House, providing a commentary on modern consumerism.
Fri 5–Wed 10 Jun, Castle House, 11am–7pm.

John Akomfrah in Conversation
The influential British director / writer / theorist discusses his career and work. The festival also features a retrospective of Akomfrah's films, including: Handsworth Songs, Martin Luther King and the March on Washington, The Nine Muses and The Stuart Hall Project.
Sat 6 Jun, Crucible Studio, 4.30pm.

Mavis!
Outdoor screening of this fascinating bio-doc of soul singer Mavis Staples. Food, drink and live entertainment will be on offer before the film starts.
Sat 6 Jun, Botanical Gardens, 7pm (repeat screening Sun 7 Jun, Molinaire Library, 1pm).

The Black Panthers: Vanguard of the Revolution
The story of the radical black power movement through the 60s, 70s and 80s told via interview and vintage footage. A story that continues to be particularly relevant considering the state of race relations in America right now.
Sat 6 Jun, PBS America Showroom, 3.15pm; Mon 8 Jun, PBS America Showroom, 10.15am.

The Confessions of Thomas Quick
Having confessed to murdering over 30 people Thomas Quick is Sweden's most prolific serial killer. Includes interviews with Quick himself.
Sat 6 Jun, Molinaire Library, 6.15pm; Mon 8 Jun, ITN Showroom, 3.30pm; Wed 10 Jun, Molinaire Library, 3.15pm.

Deep Web
Delve into the dark side of the internet as Deep Web follows the arrest of Ross William Ulbricht, aka Dread Pirate Roberts, creator of online black market Silk Road. Directed by Alex Winter (yes him outta Bill & Ted's Excellent Adventure).
Sun 7 Jun, PBS America Showroom, 6.15pm; Wed 10 Jun, AP Archive Showroom, 3.45pm.

Sounds of the Cosmos
Explore outerspace with a selection of stunning visuals and your guide astronomer Paul Crowther as Gustav Holst’s The Planets is performed live by the Sheffield Rep. Orchestra.
Tue 9 Jun, City Hall, 8.30pm.

Monty Python – The Meaning of Live
Closing night film. Roger Graef and James Rogan follow the surreal comedy team as they reunite for first live shows in over 30 years. Michael Palin and the filmmakers will be on hand for a post-film Q&A.
Wed 10 Jun, Crucible Theatre, 6.30pm.