How I Met Your Mother (8pm, CBS) - Futuristic doppelgangers of Barney and Ted try to persuade them to attend a Robots vs. Westerns competition. Meanwhile, Marshall and Robin engage in a dance-off.
The Following (9pm, Fox) - Ryan and Parker attempt to circumvent Nick in order to continue their search. Also, Joe demands that Ryan reveal Claire's whereabouts to him, and past followers return.
Bates Motel (10pm, A&E) - The first episode of a new series chronicling the teenage years of Norman Bates (Freddie Highmore) from Alfred Hitchcock's "Psycho." Tonight, Norma (Vera Farmiga, aka Mother) buys a motel.
Deception (10pm, NBC) - In the first season finale, Edward has revenge on his mind as he faces a tough decision about his wife. At the same time, new information leads to the reopening of Vivian's murder case.
Castle (10pm, ABC) - A DVD is thought to be haunted when people start to die after viewing it, and when Castle mistakenly watches the DVD, he fears for his own safety.
Lost Girl (10pm, Syfy) - Bo takes on her ultimate challenge, unaware that she's putting others at risk. Meanwhile, her friends face an unthinkable decision.