Investigating the death of a Wall Street trader leads Castle and Beckett to discover that the victim was an undercover informant for the U.S. Attorney’s office. To make matters worse, the U.S. attorney involved is Captain Gates' estranged sister.moreless
Booth and Brennan dust off their dancing shoes when they go undercover as contestants in a ballroom dancing competition while investigating the murder of a dancer murdered just days before her audition for the show.moreless
Isabel's new boyfriend is robbed of his memorabilia collection and Walter does his best to help. Hoping to earn her trust, Walter and Leo involve Willa in the case.