Saturday Night Live (11:29pm, NBC) - The 40th season of SNL kicks off with host Chris Pratt and music guest Ariana Grande.
Also on tonight . . .
Midnight Masquerade (9pm, Hallmark) - In this movie, a businesswoman inherits her dad’s candy company and gets a taste of romance at a costume ball, where she dances with a prince. She then searches for her mysterious dance partner while a plan gets underway to scam her out of her inheritance.
Hell on Wheels (9pm, AMC) - Cullen goes head-to-head with the new marshal in an attempt to free his arrested railroad workers, and Campbell confronts Louise over a story.
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Dr. Who (9pm, BBC America) - The terrifying Skovox Blitzer prepares to destroy mankind. Meanwhile, Danny Pink and the Doctor are on a course to meet.
Also: Tonight you have a chance to catch up on a few premieres from earlier in the week. CBS is repeating “NCIS: New Orleans” (8) and “Scorpion” (9) before a new episode of “48 Hours,” while NBC is showing “The Mysteries of Laura” (8) and then “L&O: SVU” (9).