Pamela Dunlap

Barney wants Robin to become an American citizen; Lily joins Marshall and Ted on their road trip.

In the wake of a sculptor's murder in New York, Holmes and Watson must determine whether a long-dormant serial killer has resurfaced; Watson suspects Holmes is keeping something from her regarding tech billionaire Odin Reichenbach.

Castle is captured and forced to work with strangers to solve deranged puzzles and mind games, while Beckett and the 12th Precinct race against time to rescue Castle and catch a killer.

Hannah and her mother attend a female-empowerment retreat; Shoshanna gets a surprise visitor in Japan; Jessa asks her sister for a favor.

Once Shepherd convinces Keaton that Anna Cruz is a mole inside the FBI working for Tal, Keaton decides to keep his enemies close; with a fox in their henhouse, Keaton and the team spy on one of their own, hoping Cruz will lead them to Tal.

Joe puts up a tough custody battle; Kitty drops a Halloween bombshell that will alter the Walker family's future.