Playlist
Castle and Beckett investigate when a bearded man named Kriss Kringle falls from the sky in Central Park; Beckett and Castle work on a Christmas list together.
A feuding family with a dark secret presents the biggest challenge of Zooey's young legal career.
Janeway recalls her ancestor Shannon O'Donnel, who helped build the Millennium Gate on Earth. Guest stars: Kevin Tighe, Bradley Pierce and John Lynch.
A 29th-century captain sends Seven of Nine back in time to find those responsible for destroying Voyager.