World famous mystery writer Richard Castle finds unexpected inspiration when Detective Kate Beckett questions him about a series of murders that based on his books.

Last Call Scene
Watch Castle Season 3 Episode 10
"Last Call"
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A body is found floating in the East River on this episode, which leads Castle and Beckett into old tunnels and passageways of New York City. Once there, the partners find a secret from the days of Prohibition.

A Matter of Abduction?
Watch Castle Season 3 Episode 9
"Close Encounters of the Murderous Kind"
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An astrophysicist is found dead this week, leading to a case that keeps pointing back to the impossible: alien abduction. Lyle Lovett guest stars.

A Fowl Murder
Watch Castle Season 3 Episode 8
"Murder Most Fowl"
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A subway worker is found dead shot to death this week. While working this case, Castle and Beckett uncover the violet abduction of a young boy and must unravel the motives behind this kidnapping.

Beckett at Work
Watch Castle Season 3 Episode 7
"Almost Famous"
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Beckett and Castle respond to an "officer down" call this week and are in for a surprise: the victim is actually a male stripper dressed as a cop. Hot stuff!

After the Tripler Killer
Watch Castle Season 3 Episode 6
"3XK"
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Is the Tripler Killer back after a four year hiatus? It seems that way this week, as Castle and Beckett play a dangerous game of wits with the murderer.

Gina
Watch Castle Season 3 Episode 5
"Anatomy of a Murder"
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Pallbearers lose control of a casket this week, causing an extra body to somehow tumble out. Rick and Castle must then look into the murder of a doctor, while Gina bonds with Alexis.

Confused Investigators
Watch Castle Season 3 Episode 4
"Punked"
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Castle and Beckett look into the murder of a young mathematician this week. He was murdered with a 200-year-old bullet, which leads to thoughts of a time-traveling culprit.

Graveyard Shooting
Watch Castle Season 3 Episode 3
"Under the Gun"
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Might Castle's unusual theory pan out this week? Beckett must consider the possibility. Elsewhere, her former partner returns. Might things turn romantic?

A Beckett Smile
Watch Castle Season 3 Episode 2
"He's Dead, She's Dead"
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Our favorite duo investigates the murderer of a well-known psychic this week, while also debating whether extrasensory abilities are valid or not. A written letter also plays a key role.

Season 3 Premiere Scene
Watch Castle Season 3 Episode 1
"A Deadly Affair"
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Castle as a murder suspect?!? That's how season three kicks off, as Beckett starts the episode having not seen her partner in awhile, only to later arrest the author.

Mystery writer Richard Castle is mired in a case of writer's block after killing off the main character of his books. But he finds himself unexpectedly inspired by solving real life crimes with Detective Kate Beckett and even more affected by the detective herself whom he decides to base his new series of novels.

Castle Quotes

Sometimes the hardest things in life are the things most worth doing.

Castle

Rick Castle: Checking you for bites and scratches. Just making sure you didn’t somehow get impregnated.
Kate Beckett: If you think that’s how I’d get pregnant we need to talk.