Line of Fire Episode 4 Preview: Plot, Promo Video, and Air Date

Episode four of NBC’s new crime drama Line of Fire finds the dysfunctional Hollingsworth family worried about skeletons buried in their closets. The fourth episode of the series’ debut season will air on Monday, October 12, 2026 at 10pm ET/PT.

“Paper Trail” Plot: Clare investigates a wedding bomb threat against a cabinet member until Mike takes over. Nia’s case leads close to home, forcing some family members to cross lines to protect their secrets.

Peter Krause stars as Agent Mike Hollingsworth, Hope Davis is U.S. Marshal Jane Hollingsworth, Kat Cunning is Clare Hollingsworth, Tommy O’Brien is Agent Mike “Micah” Hollingsworth Jr., Taylor Bloom is Russell (Russ) Hollingsworth, and Charlie Barnett is Jack. Joshua Safran created the series and serves as writer, showrunner, and executive producer. Additional executive producers include Jenna Bush Hager and Ben Spector.

Line of Fire Description, Courtesy of NBC:

A family of law enforcement agents bridges personal differences and crosses professional boundaries as they tackle cases for the FBI, US Marshals, Secret Service, and Department of Justice. After a seemingly cut-and-dry case turns into a deadly conspiracy, they must use the expertise from a lifetime of protecting civilians and politicians to protect one another and bring the killer to justice … even if it means betraying their sworn code.