
This episode covers the mysterious disappearance of Cassandra Cantrell in 2020, the investigation led by Detective Franz Helmke, and the key suspect Colin Dudley.
Cassandra Cantrell vanished on August 26, 2020, after failing to meet her best friend Alexandra McNary. Her car was later found in an industrial area of Tacoma, prompting an investigation.
Detective Franz Helmke discovered surveillance footage showing a man in a hat leaving Cassandra's car. This man, identified as Colin Dudley, had a past relationship with Cassandra and was suspected of being involved in her disappearance.
Helmke confronted Dudley, who denied any contact with Cassandra. The investigation revealed that Dudley was living a double life, which added complexity to the case.
The episode highlights the role of digital footprints and surveillance in solving the case, with exclusive footage and insights into Cassandra's secret life.
Cassandra Cantrell vanished in 2020; surveillance footage reveals a key suspect, Colin Dudley, with a hidden past.

This episode stands out for the following:
Cassandra had vanished."48 Hours" investigates Tacoma woman's disappearance
You’re gonna have to watch and see."48 Hours" investigates Tacoma woman's disappearance
He was living with another woman."48 Hours" investigates Tacoma woman's disappearance