Castle and Beckett's long-awaited wedding is almost here, but when a shocking surprise threatens to ruin the big day, they are sent on a wild mission filled with masked men, angry bikers and a charming ne'er-do-well from Beckett's past.
The murder of a video store clerk with a secret history leads the team to Castle's father.
Castle and Beckett suspect a serial arsonist of murder; Jenny goes into labor.
Beckett races to find a stolen toxin capable of killing thousands of people; Castle has less than 24 hours to live after being exposed to the chemical weapon.
Beckett and Castle face the consequences of their decisions during a high-stakes investigation.
Castle: 'Murder Most Fowl' Sneak Peek
A fan asks if Lanie Parish (played by Tamala Jones) and Javier Esposito (played by Jon Huertas) will ever get together. Moderator and TV host Tom Bergeron asks if we'll ever meet Chet, boyfriend of Susan Sullivan's character (Martha Rodgers).
Moderator and TV host Tom Bergeron asks series creator/executive producer Andrew W. Marlowe how he created "Castle." Cast member Nathan Fillion (Richard Castle), director/executive producer Rob Bowman, and Stana Katic (Kate Beckett) talk about auditions.
Series creator/executive producer Andrew W. Marlowe says that season three has been about secrets. Cast member Nathan Fillion (Richard Castle) says that his "Firefly" co-star Adam Baldwin will guest star as Detective Slaughter later this season.
Cast members Molly Quinn (Alexis Castle) and Seamus Dever (Kevin Ryan) say Nathan Fillion (Richard Castle) is most like his character. Tamala Jones, Ruben Santiago-Hudson, and Jon Huertas talk about their roles.
It's the 1970s at the precinct!
Castle Sneak Peek
Cast member Molly Quinn (Alexis Castle) talks about her TV dad Nathan Fillion (Richard Castle). Series creator/executive producer Andrew W. Marlowe and director/executive producer Rob Bowman talk about creating a show with compelling characters.
The pieces come together for Beckett to realize who Lazarus is and why she got to survive earlier in the woods. Senator Bracken used to owe her one, but not anymore. Next time they meet, things are going to get real.
Just imagine your wedding guests are murder suspects. In their underwear.
Castle: "A Deadly Affair" Sneak Peek
Significant Others - Sneak Peek
Cast member Tamala Jones (Lanie Parish) compares kissing Jon Huertas (Javier Esposito) to kissing Nathan Fillion (Richard Castle). Susan Sullivan (Martha Rodgers) says that her real-life mother was an inspiration for her character.
Castle: Season Premiere clip
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