Castle Season 3 -

: Standard supplemental footage showing the lighter side of production. Core Cast for Season 3 Nathan Fillion as Richard Castle Stana Katic as Detective Kate Beckett Ruben Santiago-Hudson as Captain Roy Montgomery Jon Huertas & Seamus Dever as Detectives Esposito and Ryan Tamala Jones as Dr. Lanie Parish

: Investigating a murder involving a 200-year-old bullet. Magic : A body found in a Houdini-style water torture tank. Castle Season 3

: The season finale, " Knockout ," escalates the long-running investigation into the murder of Beckett’s mother, revealing a sprawling conspiracy with high-level law enforcement connections. : Standard supplemental footage showing the lighter side

: In-depth audio tracks for select episodes. Castle Season 3