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251 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

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In the late autumn of 1998, a heart-wrenching story began to unfold in Worcester, Massachusetts, with the disappearance of a five-month-old infant named Marlon Santos. Born in June of that year, Marlon's early life was marked by instability. His biological mother was experiencing homelessness, and due to the challenging circumstances, Marlon was placed in a foster home in August 1998. The home, located on Eastern Avenue, was run by foster parents Jose and Yolanda Castillo. At the time he vanishe ...Read More
Last Seen: Nov 05, 1998

Victim Details

Dec 17, 2010

Oct 05, 2023

Marlon

Santos

26

25 inches

15 lbs

Hispanic / Latino

Male

Nov 05, 1998

Worcester

Massachusetts

Worcester County

30456

Worcester Police Department

Worcester

Massachusetts

Worcester County

01608

9-11 Lincoln Sq., Massachusetts

5087998466

Local

Law Enforcement

I98C9251

Worcester Police Department

Black

Brown

Brown

06/01/2026


Area Last Seen: