Over more than three decades, investigators have examined numerous persons of interest in the disappearance of the Springfield Three. Some appeared promising. Others generated enormous media attention. Yet no suspect has ever been charged, and no theory has fully explained how three women disappeared from a single home overnight. Sherrill Levitt, Suzie Streeter, and Stacy McCall remain missing.

In this episode of Unsolved and Missing, we examine the major investigative theories and why each one ultimately reached a dead end.