5 Factor

Documentary exploring the murder of five-year-old April Jones in 2012, featuring previously unheard tapes of the 18 hours of interviews the police conducted with killer Mark Bridger, who was arrested within 24 hours of April being reported missing and charged four days later. The programme also features contributions from forensic psychologist Dr Joe Sullivan and April's family, who share their distress at her body remaining undiscovered.

Follows the controversial environmental movement Extinction Rebellion as they attempt to stage the largest climate protests yet. But just how easy is it to take over Central London?

Goes behind the scenes of leading London fashion agency Milk, which specialises in supplying plus-size models. Owner Anna Shillinglaw set up the agency with a handful of girls seven years ago but now has more than 100 curvy models on her books. Here, Felicity, Sonny and Hayley reveal how they were discovered, talk about the impact modelling has had on their lives and how they deal with the backlash from those who claim they are promoting obesity.

On 12th February 1993, a CCTV camera captured footage of two young boys leading a two-year-old child away from the Strand shopping centre in Liverpool.

The story behind one of the best loved British sitcoms ever made, from humble beginnings to smash hit. This show celebrates all of Dad's Army's iconic catchphrases, the hilarious stunts, and goes behind the scenes to discover what happened when the cameras stopped rolling. Former cast member Ian Lavender reflects on the show, and there are also contributions from Jonathan Ross, John Thompson, Al Murray, Eammon Holmes, Kelly Holmes and many others.

A fresh look at the remarkable rise of Horatio Nelson, uncovering the scandals, military failures and secrets behind the Battle of Trafalgar's most famous Admiral. The film explores how the establishment of the day sought to make this complex character a symbol of maritime superiority, but also asks what sort of country Nelson was fighting for, at a time when the Royal Navy was Britain's front line of defence and protecting interests around the globe, including the barbaric Atlantic slave trade.

Three prisons across Russia unlock their doors to an international film crew. Go inside a top security facility where cannibals, terrorists and killers live out the rest of their days, to Russia's oldest prison, to a Siberian prison camp where temperatures linger at 50 below. Inside Black Dolphin prison, a cannibal reveals his crime, divulging how he boiled, fried and ate his victim. In infamous Vladimir Central, a convict opens up about killing his brother-in-law for disturbing his daughter's peaceful night's sleep. Inside Siberian Prison Camp 17, two friends are about to go their separate ways.

Documentary following the story of theatre performer Richard from London, whose entire penis was surgically removed due to an aggressive form of penile cancer. Richard is still coming to terms with the physical and emotional impact of this ordeal on his everyday life and relationships, but with a candid sense of humour, he is confronting his situation head-on - sharing his story as a warning to others about a disease on the increase.

World War I in Colour is a Channel 5 documentary series made with the cooperation of the Imperial War Museum, featuring all aspects of the land, sea and air war covered in separate programmes. Up until now, World War 1 had always been seen as a war that happened in black & white, but that was not the reality.

The story of the 1993 murder trial of Jon Venables and Robert Thompson, the two 10-year-old killers of toddler James Bulger. Using transcripts from the trial, first-hand testimony of those who were in the courtroom, and reconstruction of key moments in court, this feature-length documentary reveals the prosecution's strategy to prove that both boys were as guilty as each other. With contributions from the prosecution and defence teams, journalists and James Bulger's mother.