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The vast majority of killers prey on their victims alone and undercover, but in a tiny number of cases, two people are drawn together to form a deadly duo. And when they do, they’re usually even more brutal and sadistic than those who murder alone. In Killer Couples, popular crime writer Mark Billingham examines four unique and mind-boggling cases.
Status
Ended
Type
Documentary
Seasons
1
Episodes
4
4 episodes
The true stories of people who lived with a killer. How well do you really know your family? Would you recognize the warning signs? Or would you become entangled in evil?