: Season 3 is known for its creative "milieu" cases, including:
: 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. Castle Season 3
: A roundtable discussion where real-world mystery-solving icons discuss "tricks of the trade" with star Nathan Fillion and executive producers. : Season 3 is known for its creative