About this showing of Robbie Coltrane's Critical Evidence
Keith Cottingham: Robbie Coltrane examines the case of Keith Cottingham, who was accused of murdering Barbara Harrold with a parcel bomb at her home in Kent.
Previously on TV
Robbie Coltrane's Critical Evidence
Murder By Mail
Previously shown on Crime & Investigation on Sun 30 Aug 2026 at 06:00.
This showing has ended
This showing was on Crime & Investigation at 06:00 on Sun 30 Aug 2026. See future airings below or open the main programme page for the latest TV times.
Airing details
ChannelCrime & Investigation
StartsSun 30 Aug 2026, 06:00
EndsSun 30 Aug 2026, 07:00
Episode / edition: Murder By Mail