Chuck (8pm, NBC) - Brilliant casting tonight when Team Bartowski battles a sinister scientist played by Robert Englund (aka Freddy Krueger) who is plotting to release toxins that induce nightmares. Meanwhile, the true allegiances of Chuck's mother (Linda Hamilton) come under scrutiny, and the Buy More gang celebrates Halloween. Morgan Fairchild also guest stars.
Lie to Me (9pm, Fox) - The Lightman Group's expertise is called into question when a woman (Tricia Helfer) plays cat-and-mouse with Cal while he's checking for security leaks at an art museum prior to a major exhibition.
In Treatment (9pm, HBO) - In the third season premiere, Paul begins seeing Sunil (Irrfan Khan), a widower from Calcutta whose relocation to his son's home in New York is marred by loneliness, depression, and a tense cohabitation with his daughter-in-law (Sonya Walger). In the 9:30 episode, Frances (Debra Winger) plays an actress whose sister is a former patient of Paul's and who visits Paul to discuss her recent trouble remembering lines. Two more episodes air at the same time Tuesday night. Here's our review of the new season.
Castle (10pm, ABC) - A serial murderer called the Triple Killer (Trinity Killer was taken) strikes again after disappearing four years ago, and Beckett and Castle scramble to catch him before he takes more victims.
Thintervention (10pm, Bravo) - In the Season 1 finale, Jackie's clients return from their six-week solo program to participate in their final weigh-in and to celebrate (we hope).
Weeds (10pm, Showtime) - Nancy and her crew relocate to her old stomping grounds, where she reconnects with an old chum (Richard Dreyfuss), while Silas and Shane try to dig up dirt on their mother's mysterious past.