|Kill the Messenger|
|Season 2, Episode 8|
|Air date||November 9, 2009|
|Written by||Terence Paul Winter|
|Directed by||Jonathan Frakes|
The investigation into the death of Caleb Shimansky, a bike messenger, takes a personal turn for Beckett and her colleagues when they discover that the victim was carrying evidence that could exonerate Brady Thompson, a man jailed years before by Captain Roy Montgomery for the murder of Olivia Debiasse. Things get even more interesting when they discover that a wealthy candidate for the U.S. Senate from a prominent New York family may have been involved as well.
- Nathan Fillion as Richard Castle
- Stana Katic as Detective Kate Beckett
- Jon Huertas as Detective Javier Esposito
- Seamus Dever as Detective Kevin Ryan
- Tamala Jones as Dr. Lanie Parish (credited only)
- Ruben Santiago-Hudson as Captain Roy Montgomery
- Molly Quinn as Alexis Castle
- Susan Sullivan as Martha Rodgers
- Sonya Leslie as Valerie Thompson
- Taneka Johnson as Edwina
- Hattie Winston as Sally Niedermeyer
- Ian Salmon as Cab Driver
- Rod Damer as Bartender
- Judy Kain as Sara
- Mark Moses as Blake Wellesley
- Jeff Harlan as Frank Davis
- Gregg Henry as Winston Wellesley
- Arye Gross as Sidney Perlmutter
- Josh Daugherty as Trent Wellesley
- Ron Melendez as Jeff Dilahunt
- Jill Andre as Lenanne Wellesley
- Josh Abraham Webber as Bellman
- Elena Caruso as Paisley Shimansky
- Brady Romberg as Caleb Shimansky
- Castle: Off the top of my head I'm gonna go with nuclear launch codes... Dick Cheney's soul on its way to the devil.
- Montgomery: All good theories Castle, all good theories.
- Beckett: Uh, sir? Are you okay?
- Jeff Dilahunt: Are you two together?
- Castle: Not yet.
- Beckett: Absolutely not.
- Captain Montgomery: Never let the job get in the way of the job.
- "On Fire" - Locksley
- "Coming Fast, Coming Hard (C'mon Y'all) " - Salme Dahlstrom
- Martha signing up for social network site called 'MyFace' which result in her come in contact with her old high school sweetheart named Chet Palaburn. ironically, it's pronounced "Myspace", since Castle and Alexis had been trying to correct her.
- When Jeff Dilahunt asked if Castle and Beckett are together, Castle said not yet but Beckett said absolutely, although they did in season 4 and season 5.