CBC News Network With Carole MacNeil

"One generally tags a doc, a doc, but the chills swim upstream, my spine argues that some factual films deserve a second tag. In this case, there's no more fitting a second category than horror, the scariest bit of celluloid you'll watch."

Israel is El Salvador's only criminologist. In one of the world's most dangerous countries, his job is to unearth the hundreds murdered and buried by the rival gangs MS-13 and 18 Street.

On a balmy summer Virginia night in 1995, three extremely promising young people would get into a car: only two would escape alive, and their lives would be forever changed.

Theodore Robert Bundy was an American serial killer who kidnapped, raped, and murdered numerous young women and girls. He was executed in the Raiford electric chair at 7:16 a.m. EST on January 24, 1989.

Murder, Sex, Disney. The town of Celebration, Florida has it all. Built on the southern edge of Walt Disney World by the Disney Company in 1994, Celebration is now home to over 10,000 people attempting to live the perfect life under what they call, 'The Bubble'. For 15 years the peaceful town grew under scrutiny from outsiders and in November of 2010 they had their first murder when a man was beaten with an axe in his own home. In the following investigations, one resident was quoted as saying, 'I never met so many swingers since I moved to Celebration'. Is the bubble beginning to pop?

New evidence surfaces as investigators reexamine one of America's most notorious crimes, uncovering startling testimonies that shed fresh light on the case.