Crimewatch - Tackling Britain's unsolved crimes

Wollerton Machete Raid

A pregnant woman and her young family was confronted in her home in Wollerton, Shropshire, by three hooded raiders, one armed with a machete and another brandishing a bat.

The intruders then went to a neighouring house and attacked the occupants there too.

Do you recognise the men in the e-fits?

Llywelyn Thomas Murder

On Saturday 17 December 2011, 76-year-old Llywelyn Thomas was murdered in his home in Chittering, Cambridgeshire.

Do you know who was responsible?

Chislehurst Rape

A 15-year-old girl was raped in Chislehurst, Greater London in July 2011 as she was making her way to meet her friend.

Can you help police with the investigation?

Madeleine McCann Disappearance

Detectives conducting the investigative review into the disappearance of Madeleine McCann have released an age-progression image of her, as her ninth birthday approaches on May 12.

This month's CCTV

Do you recognise any of the characters caught on camera from the latest programme?

Web appeals

Each month we also feature a number of exclusive website appeals. These cases have a large number of appeal points, can you help?

Warning:

BBC Crimewatch does not sell any home security products or services and will never request personal or secure details to be given over the telephone. For advice on home security please visit the ‘Safeguarding your home’ section of the Crimewatch website.