
About this season
How does a Northern Irish teen become one of the world's worst online child sex abusers? Victims, families and police share how catfish killer Alexander McCartney was caught.
Episodes (3)

1. Uncovering a Predator
Aired 11 November 2024 • 28 min
Twenty-year-old Alexander McCartney from Northern Ireland is questioned by police after a 12-year-old girl in Scotland reports serious catfishing online.

2. A Race Against Time
Aired 12 November 2024 • 29 min
A huge discovery on McCartney’s devices triggers an international investigation as the race to identify thousands of victims across the world gets under way.

3. Justice
Aired 13 November 2024 • 28 min
Homeland Security discovers an obituary page for a 12-year-old girl in West Virginia. Police in Northern Ireland connect the death to McCartney, opening a manslaughter investigation.