They have a book of locations, and we would do a story about the Sahara Desert for instance, and in the California book you would find a comparable location, to match that location in California.

Unsolved Mysteries aired from 1987 to 2002 first as specials in 1987 (Stack did not host all the specials which were previously hosted by Raymond Burr and Karl Malden) then as a regular series on NBC (1988–97) then on CBS (1997–99) and finally on Lifetime (2001–02). In 1954 Stack was given his most important movie role. He starred in three other drama series rotating the lead with Tony Franciosa and Gene Barry in the lavish The Name of the Game (1968–1971) Most Wanted (1976) and Strike Force (1981).

Robert Stack (January 13 1919 – May 14 2003) was a multilingual American actor and television host.