Watch S9, EP9: Derek Brown with Fubo
Two missing mothers were linked when evidence tied Derek Brown to both their violent deaths.
Two missing mothers were linked when evidence tied Derek Brown to both their violent deaths.
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More episodes
World's Most Evil Killers
S6, EP4 "Stuart Campbell"Stuart Campbell is convicted for the murder of his 15-year-old niece in 2002, even though her body has never been found.
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S9, EP11 "Glen McCurley"Carla Walker's 1970s murder devastated her community until the killer was finally caught.
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S9, EP12 "William Devin Howell"Gardener William Howell used his van as a "murder mobile," killing women and dumping bodies.
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S5, EP6 "Billy Dunlop"Billy Dunlop killed Julie Hogg in 1989 but was acquitted after two failed trials.
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S10, EP20 "Barry Prudom"In 1982, Barry Prudom sparked Britain's largest ever manhunt, murdering police officers and civilians.
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S10, EP19 "Paul McNaughton"In August 2022, retired teacher Peter Coshan vanished after meeting a man through a dating app in Edinburgh.
World's Most Evil Killers
S10, EP18 "David Baxendale"In May 2010, mother of three Sarah Thomas was stabbed to death in her Surrey home.
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S10, EP17 "Tariq Rehman"In February 1995, the city of Bradford in West Yorkshire was shaken to the core by the murder of two children.
