BBC Four Tuesday

David Attenborough explores the life and work of people in the polar regions, including the residents of the coldest city on Earth, and the Danish armed forces' dog sled patrols

Blanco ends up in the prison hospital, where he fears he is about to shuffle off this mortal coil and entrusts the whereabouts of his stashed fortune to fellow patient Fletch

Sid finds himself in court, accused of a smash-and-grab raid - and is none too pleased to learn his defence counsel is Hancock QC

Historian Helen Castor explores the lives of Isabella of France and Margaret of Anjou, two French-born queens of England whose ambition and desire for power caused outrage

Exploring the use of AI in the digital afterlife business, which involves technology that creates the impression of a real person who has died

Sam Willis concludes his exploration of the 17th and 18th-century criminal underworld with a look at urban crime, fraud and corruption

David Attenborough explores the life and work of people in the polar regions, including the residents of the coldest city on Earth, and the Danish armed forces' dog sled patrols

Historian Helen Castor explores the lives of Isabella of France and Margaret of Anjou, two French-born queens of England whose ambition and desire for power caused outrage

Sam Willis concludes his exploration of the 17th and 18th-century criminal underworld with a look at urban crime, fraud and corruption