On November 5, 2006, police went to the home of Louis William “Bill” Conradt Jr. in Terrell, Texas. A Dateline NBC camera crew working with To Catch a Predator waited outside. They were there to arrest the 56-year-old chief felony assistant district attorney for Rockwall County, who’d exchanged sexually explicit messages with someone he believed was a 13-year-old boy.

The “teenager” was actually an adult volunteer with Perverted Justice, an online watchdog group that worked with To Catch a Predator for investigations. Conradt died by suicide after officers forcibly entered his house.

Now Primetime , a new A24 movie starring Robert Pattinson as host Chris Hansen, returns to that day and examines the role a television show played in an arrest that ended in death. Here’s what to know about To Catch a Predator and the encounter with Conradt.

What Happened on To Catch a Predator ?

The show started in 2004 as a recurring segment on Dateline , NBC’s television newsmagazine.…