Arrow (8pm, CW) - Thea is arrested when she is caught with a drug called Vertigo and could face time in prison. Oliver tries to help by searching for the dealer.
Nature: Attenborough's Life Stories (8pm, UNC-TV) - Part 2 of 3 of this documentary on the career of David Attenborough. Tonight, Attenborough recalls the scientists and the breakthroughs that helped shape his career.
The Neighbors (8:30pm, ABC) - A competition between the Weavers and the Bird-Kersees for a membership at a new country club comes to a head at an open house for prospective members.
Nova: Who Killed Lindbergh's Baby? (9pm, UNC-TV) - The 1932 kidnapping and killing of Charles Lindbergh's 20-month-old son is revisited. Investigators use forensic and behavioral science techniques in an effort to learn what happened to the baby -- and why.
Suburgatory (9:30pm, ABC) - Dallas' dog becomes depressed so she calls on her former flame to cure her, but George suspects Yoni wants to rekindle the relationship.
The Americans (10pm, FX) - A smart new drama in which two KGB spies pose as an American married couple living in Washington, D.C., in the early 1980s. In the opening episode, an FBI agent moves in across the street from the spies and their two kids. It stars Keri Russell and Matthew Rhys. Here's my full review of "The Americans."
Chicago Fire (10pm, NBC) - Chief Boden goes to the police after the teenage arsonist starts a deadly hardware store fire. Meanwhile, Severide reaches out to his father after making a decision about his future, and Otis works a few shifts at a slow firehouse.