- The last one was dropped 2006-02-02 on CBS. How many seasons are on the show? "Threshold". 1. Series release date. 17 september 2005.
- "Threshold", heyecan verici ve entrikalarla dolu bir hikayenin peşinde sizi alıp götüren bir dizi. ... Yayın tarihi 16 Eylül 2005. Bölüm Sayısı 1.
- Threshold Threshold was a science fiction drama television series which aired on CBS in September 2005.
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- Threshold is released in 2005. Watch Threshold all seasons full episodes online - the English Action TV series from United States.
- Threshold (2005) A team of experts is assembled when the U.S. Navy makes a chilling discovery: An extraterrestrial craft has landed in the mid-Atlantic Ocean.