Mark Twitchell is a Canadian convicted of first-degree murder for the murder of John Altinger. His trial attracted media attention because he had allegedly been inspired by the fictional character Dexter Morgan.

Elizabeth Wettlaufer is a convicted Canadian serial killer and former registered nurse who confessed to murdering eight senior citizens and attempting to murder six others in southwestern Ontario between 2007 and 2016.

With a total of 14 victims either killed or injured by her actions, she is described as one of the worst serial killers in Canadian history.

In todays video I will be covering the Christchurch house of horrors

Margie Velma Barfield was an American serial killer who was convicted of one murder but eventually confessed to six murders in total.

Barfield was the first woman in the United States to be executed after the 1976 resumption of capital punishment and the first since 1962.

She was also the first woman to be executed by lethal injection.

Katherine Knight is an Australian murderer and the first woman in the country's history to be sentenced to life imprisonment without the possibility of parole.

In todays episode I cover the very recent disappearance of Tayla Spies.

To access the images and information I was referring to in this episode please check out the Fatal Focus Facebook page.

The Wichita Massacre, also known as the Wichita Horror, was a week-long violent crime spree perpetrated by brothers Reginald and Jonathan Carr, in the city of Wichita, Kansas, between December 8 and 15, 2000. Five people were killed, and two people, a man and a woman, were severely wounded.

The Bowraville murders is the name given to three deaths that occurred over five months from September 1990 to February 1991 in Bowraville, New South Wales, Australia.