Unsolved Mysteries is an American television program, hosted by Robert Stack, from 1987 until 2002, and later by Dennis Farina, starting in 2008. It was broadcast first as specials in 1987, then as a regular series on NBC (1988–1997), CBS (1997–1999), Lifetime (2001–2002) and Spike (2008–2010). Lifetime once again aired the series, only in reruns, from 2010 until 2012.
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