TV Crimewatch Live - Season 23 Episode 6 : Who Killed Diane Sindall? Crimewatch Live - Season 23 Episode 6 : Who Killed Diane Sindall? 7/10 by 1 users In 1986, Diane Sindall was found dead in an alleyway – can you help solve a 40-year-old mystery? Also on the programme, how brave officers rescued a woman trapped on Aberavon Beach. Details Casts Posters Images Title Crimewatch Live - Season 23 Episode 6 : Who Killed Diane Sindall? Alternative Titles Crimewatch Roadshow Live, Crimewatch Roadshow First Air Date 2009-06-01 Last Air Date 2026-03-20 Number of Episodes 420 Number of Seasons 23 Genres Talk, Networks BBC One, Casts Rav Wilding, Michelle Ackerley, Steph McGovern Plot Keywords , Self - Presenter Rav Wilding Self - Presenter Michelle Ackerley Self - Presenter Steph McGovern Episodes List Crimewatch Live Season 23 :Episode 1 Shooter on a Bike Shooter on a Bike 2026-03-02 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 2 The Queen Bee The Queen Bee 2026-03-03 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 3 The Crypto Con Woman The Crypto Con Woman 2026-03-04 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 4 Killer on the Loose Killer on the Loose 2026-03-05 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 5 Murder in Croydon Murder in Croydon 2026-03-06 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 6 Who Killed Diane Sindall? Who Killed Diane Sindall? 2026-03-09 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 7 Mistaken Identity Mistaken Identity 2026-03-10 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 8 A Gruesome Murder A Gruesome Murder 2026-03-11 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 9 An Audacious Burglary An Audacious Burglary 2026-03-12 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 10 Caravan Murder Plot Caravan Murder Plot 2026-03-13 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 11 The Best of Friends The Best of Friends 2026-03-16 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 12 The Extremist The Extremist 2026-03-17 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 13 The Heroin Gang The Heroin Gang 2026-03-18 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 14 The Takedown The Takedown 2026-03-19 Crimewatch hits the streets of Britain to appeal for help with unsolved cases. Crimewatch Live Season 23 :Episode 15 The Betrayal The Betrayal 2026-03-20 Crimewatch hits the streets of Britain to appeal for help with unsolved cases.