Mary & Bill: An Ohio Cold Case

Mary & Bill: An Ohio Cold Case

In 1970, Mary and Bill, two university students in love, were brutally murdered in a Columbus, Ohio The case has never been solved. To understand why, Host/Producer Justin Glanville and the sisters of the victims track down friends, witnesses and the Columbus police. They also explore what it takes to bring new attention to a 50-year-old cold case.

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Meet The Host

Most Recent Episode

7. The Time to Live

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The approvals process for submitting DNA evidence proves time-consuming, as Columbus Police ready samples for “familial searches” of offender databases. A woman whose sister was murdered in the 1980s explains how forensic genealogy led to answers and reflects on the idea of closure. Martha Petry and Pat Sproat Loeliger reunite more than 50 years after the murder of their siblings and discuss their current thinking about the case’s solvability. A breakthrough occurs that leads to new hope for resolution.

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6. Behind the “Blue Wall” (Sort Of)

Killer Podcasts | S:1 E:6
Columbus Police agree to speak with Mary's identical twin sister, Martha Petry, and reveal they are waiting to submit DNA evidence for forensic ge...
Listen to 6. Behind the “Blue Wall” (Sort Of)

A Crime of Passion?

Killer Podcasts | S:1 E:4
Police and family members have long speculated that whoever killed Mary Petry and Bill Sproat may have known them. But Mary and Bill had no appare...
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And She Was Gone

Killer Podcasts | S:1 E:5
A woman who shared a ride to Columbus with Mary recalls Mary was adamant about waiting for Bill to pick her up from a hotel lobby, which Mary's br...
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A Dimly-Lit Welcome

Killer Podcasts | S:1 E:3
The Columbus police make a surprise visit to Cleveland, and one of the surviving reporters who covered the murders of Mary Petry and Bill Sproat i...
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The Team

Jon Nungusser