The episode features the regular Season 20 ensemble alongside several notable guest stars: as Special Agent Jessica Knight Lilan Bowden as Robin Knight (Jessica's sister)

The episode dives into Knight’s history with her REACT team, a major part of her character development since joining the series.

as Charlie Samuels (Robin's boyfriend/the antagonist) Diona Reasonover as Kasie Hines Gary Cole as Special Agent Alden Parker Sean Murray as Special Agent Timothy McGee Wilmer Valderrama as Special Agent Nick Torres Brian Dietzen as Dr. Jimmy Palmer Gillian White as Rear Admiral Martha Stock Key Highlights

This was a rare instance where a series regular, Diona Reasonover , co-wrote the episode.

Parallel to the case, Jessica Knight reluctantly attends a Thanksgiving lunch at her sister house, bringing Kasie Hines along for moral support due to the sisters’ strained relationship. The tension peaks when Robin introduces her new boyfriend, Charlie Samuels . Unbeknownst to the sisters, Charlie is the shooter and the brother of a deceased Marine Sergeant; he blames Knight’s past actions on her REACT team for his family's tragedy and plans to take his revenge during the meal. Cast and Characters