BBC Four HD

Programmes start at 7.00pm.

Liz McIvor tells the story of the people who operated the canal boats, carrying fuel and goods around the country.

Lemn Sissay takes a journey through Cumbria's Dentdale amid snow-capped hills, blue skies and birdsong. Filmed in March 2020 before Covid restrictions were introduced.

Fletcher decides that Harris must be put on trial for stealing from another prisoner. Contains language which some may find offensive.

Jean and Judy pay Lionel a surprise visit at a conference in Norwich, but find him staying with another woman. Meanwhile, Alistair starts to show more interest in Jean.

Documentary drama series exploring the lives of Henry VIII's wives. Henry annuls his marriage to Anne of Cleves and marries teenager Catherine Howard two weeks later.

Corpses and evidence of rituals are found in France and Canada: the investigation begins. Contains some scenes which some viewers may find upsetting.

Murder allegations and fraud abound, but the cult defends its secrets. Contains some scenes which some viewers may find upsetting.

Accounts of the dominance of the Alamo Christian Foundation over their followers. Contains scenes which some viewers may find disturbing.

Tony and Susan Alamo's grip on power is challenged as Susan becomes ill. Contains scenes which some viewers may find disturbing.

Liz McIvor tells the story of the people who operated the canal boats, carrying fuel and goods around the country.

Documentary drama series exploring the lives of Henry VIII's wives. Henry annuls his marriage to Anne of Cleves and marries teenager Catherine Howard two weeks later.

Lemn Sissay takes a journey through Cumbria's Dentdale amid snow-capped hills, blue skies and birdsong. Filmed in March 2020 before Covid restrictions were introduced.

Simon Sebag Montefiore charts Rome's rise from the abandonment and neglect of the 14th century into the everlasting seat of the papacy recognised today.

Programmes start at 7.00pm.

Programmes start at 7.00pm.

Liz McIvor recounts the tales of the men who built the canals - the navigators or navvies - focusing on their work on the Manchester Ship Canal.

Poet Laureate Simon Armitage takes a walk along Yorkshire's enchanting, historic frontier with the North Sea. Filmed in January 2020 before Covid restrictions were introduced.

Chris Packham introduces a classic documentary from the BBC's archive, which takes a look at the worst winter of the 20th century in 1963.

Documentary looking at Gordon Welchman, a codebreaker crucial to the allies defeating the Nazis in World War II. Filmed extensively at Bletchley Park.

As Henchard's empire crumbles, Lucetta and Farfrae compound his humiliation.

Donald Farfrae has taken over as the mayor of Casterbridge. Despite his decline, Henchard returns Lucetta's love letters at her request.

Lucetta falls victim to a malicious trick. Henchard is reconciled with Elizabeth-Jane, but it may be short-lived.