After 1978, while BTK seemed to disappear from Wichita, Kansas, he was actually quietly stalking victims and killing with more sadistic violence than ever before.
S1 E1: Outliers
On the surface Dennis Rader seemed like a regular guy, but what lay beneath was a sinister fantasy life he enacted under the guise of his alter ego, BTK, while terrorising Wichita, Kansas.
S1 E2: Unmasking Factor X
As BTK's murderous crime spree continued, there were seemingly no signs from his upbringing to indicate he would become a serial killer... or were there? Dr Katherine Ramsland explores the childhood of the man behind BTK, Dennis Rader.
S1 E3: Keeping Secrets
S1 E4: Walking Cesspool
Dr Katherine Ramsland gets first-hand insight into the mind of the BTK Killer, Dennis Rader, and the fatal mistake that led to his capture.
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