Crime Solvers Central
Crime Solvers Central
302 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

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Summary based on the NamUs case record (MP24219) and 8 other sources
In the late winter of 1969, a young man named Gary Martin Cantlon made a decision that would leave his family with unanswered questions for decades to come. At 26 years old, Gary was last seen in Riverdale, a village in Cook County, Illinois, with plans to travel to Miami, Florida. He intended to make the journey by bus, though the specific bus line he used remains unknown. On that day, March 1, 1969, as he set off for the sunshine state, no one could have known that it would be the last time he was ever seen or heard from by his loved ones. His disappearance marked the beginning of a long and painful mystery for his family.

Gary was a white male, standing between 6'0' and 6'2' tall and weighing between 150 and 175 pounds. He had brown hair and brown eyes. A notable distinguishing feature was a tattoo on his upper arm indicating his blood type: 'AB Neg'. At the time he went missing, details about the clothing he was wearing were not recorded, nor were any personal items he may have had with him. The circumstances of his departure were described as him freely leaving home with the intention of starting a new chapter in Miami. However, the hopeful journey seemingly never reached its destination, as all communication from him ceased.

The case of Gary Martin Cantlon has remained open for over fifty years, a cold case handled by the Chicago Police Department. Despite the passage of time, the investigation continues in the hopes of one day providing his family with answers. Over the years, biographical details have emerged, indicating that Gary was a father, leaving behind a son. In a heart-wrenching acknowledgment of the painful reality of his prolonged absence, his parents' obituaries reportedly listed him as deceased. The lack of any contact or sightings of Gary since that March day in 1969 has left a void in the lives of those who knew him. The official investigation continues, a testament to the enduring hope of resolving the mystery of what happened to Gary Martin Cantlon on his intended journey to Florida.

Last Seen: Mar 1, 1969

Possible Unidentified Matches (10)

Unidentified remains cases whose details are consistent with this person, ranked by how closely they compare. Fields that are unknown in either case are left out of the score.

81%Moderate
John Doe — Chicago, Illinois
UP129118 • Found Apr 1, 1999
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Sex ✓Male
Age 100%Est. 25–35 vs 26 when missing
Race 100%White
Location 99%14 mi away, same county
TimingFound 30 years after last seen
Height 84%5'10" vs 6'0"–6'2"
Weight 100%179 lb vs 150–175 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
81%Moderate
John Doe — Chicago, Illinois
UP14293 • Found Mar 20, 1985
View case
Sex ✓Male
Age 85%Est. 40–60 vs 26 when missing
Race 100%White
Location 98%16 mi away, same county
TimingFound 16 years after last seen
Height 100%6'0" vs 6'0"–6'2"
Weight 100%149 lb vs 150–175 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
80%Moderate
John Doe — Chicago, Illinois
UP128949 • Found Aug 23, 1992
View case
Sex ✓Male
Age 100%Est. 40–50 vs 26 when missing
Race 100%White
Location 100%8 mi away, same county
TimingFound 23 years after last seen
Height 68%5'9" vs 6'0"–6'2"
Weight 100%174 lb vs 150–175 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
80%Moderate
John Doe — Chicago, Illinois
UP125603 • Found Feb 1, 1990
View case
Sex ✓Male
Age 100%Est. 45–60 vs 26 when missing
Race 100%White
Location 98%16 mi away, same county
TimingFound 21 years after last seen
Height 100%5'11" vs 6'0"–6'2"
Weight 97%194 lb vs 150–175 lb
Hair 70%Gray vs Brown
80%Moderate
John Doe — Chicago, Illinois
UP124443 • Found Sep 6, 1989
View case
Sex ✓Male
Age 100%Est. 30–40 vs 26 when missing
Race 100%White
Location 98%16 mi away, same county
TimingFound 21 years after last seen
Height 100%5'11" vs 6'0"–6'2"
Weight 50%227 lb vs 150–175 lb
Hair 100%Brown vs Brown
Eyes 60%Hazel vs Brown
80%Moderate
John Doe — Chicago, Illinois
UP124430 • Found Aug 1, 1989
View case
Sex ✓Male
Age 100%Est. 30–40 vs 26 when missing
Race 100%White
Location 98%16 mi away, same county
TimingFound 20 years after last seen
Height 84%5'10" vs 6'0"–6'2"
Weight 100%186 lb vs 150–175 lb
Hair 100%Brown vs Brown
80%Moderate
John Doe — Chicago, Illinois - unidentified case UP122451
John Doe — Chicago, Illinois
UP122451 • Found Sep 3, 1988
View case
Sex ✓Male
Age 100%Est. 30–40 vs 26 when missing
Race 100%White
Location 97%22 mi away, same county
TimingFound 20 years after last seen
Height 68%5'9" vs 6'0"–6'2"
Weight 100%182 lb vs 150–175 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
80%Moderate
John Doe — Chicago, Illinois - unidentified case UP11512
John Doe — Chicago, Illinois
UP11512 • Found May 2, 2013
View case
Sex ✓Male
Age 100%Est. 45–60 vs 26 when missing
Race 100%White
Location 98%16 mi away, same county
TimingFound 44 years after last seen
Height 100%5'11" vs 6'0"–6'2"
Weight 100%149 lb vs 150–175 lb
Hair 100%Brown vs Brown
80%Moderate
John Doe — Park Forest, Illinois - unidentified case UP5263
John Doe — Park Forest, Illinois
UP5263 • Found Oct 9, 2008
View case
Sex ✓Male
Age 100%Est. 50–60 vs 26 when missing
Race 100%White
Location 100%11 mi away, same state
TimingFound 40 years after last seen
Height 100%6'3" vs 6'0"–6'2"
Weight 100%150 lb vs 150–175 lb
Hair 100%Brown vs Brown
80%Moderate
John Doe — Chicago, Illinois
UP8357 • Found Oct 8, 2006
View case
Sex ✓Male
Age 100%Est. 40–55 vs 26 when missing
Race 100%White
Location 97%22 mi away, same county
TimingFound 38 years after last seen
Height 84%5'10" vs 6'0"–6'2"
Weight 100%160 lb vs 150–175 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown

These comparisons are generated automatically from public NamUs case data and are not confirmed identifications. Only DNA, dental or fingerprint comparison by investigators can confirm an identity. If you believe two cases are connected, contact the agency handling the unidentified case.

Unidentified photos are blurred because many are post-mortem. Tap a photo to reveal it.