Season 07, Episode 06 – “The Time of Our Lives”
Castle’s thrown into an alternate universe during a murder investigation, and Beckett, Esposito and Ryan view him as a stranger in this world, so he must persuade them to let him assist them. Afterward, Castle finds the experience very inspiring.
Season 07, Episode 07 – “Once Upon a Time in the West”
Castle and Beckett pose as newlyweds at an Old West resort to investigate a possible poisoning homicide.
Season 07, Episode 08 – “Last Action Hero”
A well-known action-movie star from the 1980s is killed, so Castle and Becket look into the actor’s past and get some investigative assistance from his aging former costars.
Season 07, Episode 09 – “Kill Switch”
Subway riders are taken hostage by a man with a gun, and Esposito is one of the unlucky passengers.
Season 07, Episode 10 – “Bad Santa”
An ER doctor gets shot in the street, and the investigation unearths the victim’s links to the mob. Meanwhile, the Christmas season sparks a defining moment in Esposito and Lanie’s relationship.
Season 07, Episode 11 – “Castle, P.I.”
Castle gets a PI license as a workaround for his banishment and shows up at Beckett’s crime scene, but his plan hits a snag.
Season 07, Episode 12 – “Private Eye Caramba”
An actress on a telenovela is killed, so Beckett’s team investigate and find the case to be as beguiling as the victim’s show. Meanwhile, the star of the show hires Castle to tackle the case from a different angle.
Season 07, Episode 13 – “Resurrection”
When clues in a murder implicate Castle and Beckett’s nemesis, Dr. Kelly Nieman, Castle is called in to consult on the case. But as the team delves deeper into the investigation, they uncover connections to notorious serial killer Jerry Tyson.
Season 07, Episode 14 – “Resurrection”
Part 1 of 2. Castle and Beckett encounter an old rival, Dr. Kelly Nieman, while looking at clues in a woman’s mysterious murder. As they investigate the case further, links emerge between the crime and an infamous serial killer.