[2] While the show is set in numerous locations around the world, the interstitials featuring Blair and Robson were shot in Los Angeles, California.

[2] In a 2001 interview with Larry King, host Blair explained the series: When we were kids, we used to tell ghost stories, but as we've gotten older -- I have friends who are scientific researchers, and I ask them questions.

It then aired on NBC Universal's now defunct horror- and suspense-themed cable channel Chiller.

According to the documentary crew for a film on the Villisca axe murders, the segment which profiled the murder site—the Josiah B. and Sara Moore House—contained numerous falsities; among the allegations were that it featured a fake newspaper reproduction, photos of an unknown family presented as the murder victims, and an actress posing as a town resident.

[30] Additionally, the "Devil Hunters" crew featured in the segment on the Jersey Devil claimed that the segment which ran thirteen minutes in length, had been edited from two days' worth of footage, and that numerous details were sensationalized and/or added in post-production.