一对老夫妻为了复活自己的外孙，于是绑架孕妇，尝试执行恶魔仪式，让孙子通过孕妇未出世的孩子复活，结果随着警察的调查和超自然事件的发生，导致事情逐渐失去老夫妻的控制。

　　苏·托马斯从小失聪，但由于母亲的坚持和老师的帮助以及自己的天赋，她不仅能够熟练的说话，还能通过唇语与他人进行交流。苏在联邦调查局（FBI）获得了一份工作，兴奋的她领着自己的导聋犬利瓦踏上新的人生旅途......

　　

　　

Detective Murdoch finds that the man behind a flying machine that crashes in Toronto is none other than his old nemesis, James Pendrick. He learns that Pendrick is hoping to win a $1 million prize for the first controlled flight. A body is found in the rubble of the crash but someone is clearly out to steal his inventi…

Murdoch and Inspector Brackenreid are aboard the SS Keewatin after the owner, Clarence MacFarlane, receives what he believes is a threat. The Keewatin is about to depart from Toronto on its maiden voyage destined for Rochester, N.Y. and Murdoch thinks they should stay on board, especially after he sees that Julia is on…

Murdoch is in Bristol, England, with no memory of who he is and two gunmen chasing him through the streets. With the help of a local pub Landlady he starts to piece together an assassination plot. In Toronto Detective Hamish Sloack is assigned to help find the missing Murdoch.

Season five of Murdoch Mysteries opens in unfamiliar territory, as Detective William Murdoch (Yannick Bisson) leaves Toronto to try his luck while the Klondike Gold Rush in the Yukon winds down. Suspended for interfering in an investigation, on the run for surreptitiously freeing a murderer to make amends, and nursing …