Unable to locate Stroh in the present, the squad looks for answers in his distant past, hunting for the former Ms. Bechtal. Meanwhile, the squad struggles with Chief Mason, and Rusty grows frustrated with forced proximity to Gus.
Sandi Toksvig hosts the QI Christmas special, with Jason Manford, Romesh Ranganathan, Holly Walsh and Alan Davies. Learn the best way to wrap an awkwardly shaped present and how to get wine stains out of the carpet.
A surprise death in the law enforcement community seems to be the work of escaped serial killer, Phillip Stroh. Ricky Raydor helps the division with a difficult search for a Mr. and Ms. Bechtal, and Emily Raydor offers Rusty some sound advice.
Amsterdam, 1686. Nella Oortman marries a rich merchant, but life in her new home is unfulfilled. Even her cabinet house brings a mystery to the secretive world she has entered.
Christmas, 1861. The March sisters - Meg, Jo, Beth and Amy - and their mother Marmee prepare for Christmas without presents and without their father, a Union army chaplain away at war. Learning to appreciate the smaller things in life, the sisters strike up a friendship with their charming new neighbour Laurie and his tutor John Brooke.
Along with a preview of the next stage of the investigation, Bob Baer and his team share the most explosive evidence and explain the strategies and methods they're using the crack the greatest cold case in modern history, the fate of Adolf Hitler.
Everyone in town adores Sara Dixon, and police are baffled when they discover her shot dead in her sleep. Their only clue: Christmas tinsel that the killer tracked in. But rumors of a secret family feud will soon reveal a story of monstrous betrayal.
Roger turns his attention to Steve's friend Snot who teaches him about Hanukkah, prompting him to convert to Judaism. Roger then decides to make Hanukkah more popular than Christmas by stealing Santa's powers, and becoming Schmanta Claus.
When Echo is wronged by a wealthy fool, he is sent a very fancy gift that instantly proves itself a burden, and sends him on a journey to rid himself of it.
Roger turns his attention to Steve's friend Snot who teaches him about Hanukkah, prompting him to convert to Judaism. Roger then decides to make Hanukkah more popular than Christmas by stealing Santa's powers, and becoming Schmanta Claus.
Tanis recruits the Hicks, who recruits the Hockey Players, to help with a feud on the Rez.
Yandy and Remy pop up on Juju and find out why she's been avoiding them. Jonathan confronts Trent again and Trent pulls out a surprise of his own. Ashley accuses Navarro of cheating and things turn ugly when MariahLynn and Dreamdoll meet up.
Letterkenny locals put their special skills on display with their very own talent show.
This Hicks and the McMurrays defend the majestic Canada Goose down at the local golf course. The turf war for the Dollar Store continues.
Ingmar wants the Dicks to go legit and apply for PI licenses, but that creates unexpected immigration trouble for Axel. Meanwhile, Elvis, Robin Hood and Frankenstein's monster ask them to catch a thief on Hollywood Boulevard.
Sarah introduces his friend Eve to Axel and he is immediately interested, but he has to keep their meetings professional - at least until they solve a case that includes Eve, her mother and a medium.
The Hicks attend a hot tub party at the McMurray's. The Hockey Players decide to do whatever it takes to get gains.