“Straw Dogs” 7 p.m. to 8:50 p.m. Encore (2011)
James Marsden and Kate Bosworth star in this thriller about a screenwriter who relocates with his wife to her hometown in the deep South. There, tensions build between them, and a brewing conflict with locals becomes a threat to them both.
“Creature from the Black Lagoon” 7 p.m. to 8:30 p.m., TCM (1954)
A strange prehistoric beast lurks in the depths of the Amazon jungle. A group of scientists try to capture the animal and bring it back to civilization for study.
“Dateline NBC” 8 p.m. to 10 p.m., NBC (New)
The death of a Nevada teenager is investigated in a case that comes with a shocking confession by two unlikely people.
“Unknown” 8 p.m. to 10 p.m. HBO (2011)
A man (Liam Neeson) awakens from a coma only to discover that someone has taken his identity and that no one — not even his wife — believes him. So with the help of a young woman, he sets out to prove who he is. Also starring Diane Kruger and January Jones.
“Shark Tank” 8 p.m., ABC (New)
Friends present their idea for a cabinet that combines beer and video games while another hopeful entrepreneur pitches an idea for peel-off face paint.
“CSI: NY” 8 p.m., CBS (New)
Two men are found dead, both killed using unconventional methods. Meanwhile, $1 million anonymous checks are left around the city by someone known as Mr. Moneybags.
“Great Performances” 9 p.m. to 11 p.m., PBS (New)
The making of Paul Simon’s 1986 “Graceland” album is recalled in this documentary, which accompanies the singer to South Africa, where he reunites with some of the musicians involved in the recording.
“Blue Bloods” 9 p.m., CBS (New)
Danny and Kate search for a sniper who appears to be a radical environmentalist. Meanwhile, Danny’s youngest son is seriously injured in a bicycle accident.
— Laura King
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