What To Watch: The 100 Returns, Heroes Ends, DC's Legends And More

On TV this Thursday: The 100 is seeing red, Heroes Reborn attempts to save mankind, Zach Galifianakis is clowning around and DC's Legends of Tomorrow assemble. Here are 10 programs to keep on your radar:

Showtimes for January 21, 2016

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American Idol

Fox

J.Lo, Harry, Keith and Ryan gather for the final auditions of this farewell season. (Watch an exclusive sneak peek; catch up on Reality Check.)

DC's Legends of Tomorrow

The CW

Spinoff premiere (Part 1 of 2): Rip Hunter (Doctor Who's Arthur Darvill) and a team of heroes/rogues try to stop Vandal Savage from conquering Earth; Flash/Arrow vets Victor Garber, Brandon Routh, Caity Lotz, Ciara Renée, Franz Drameh, Dominic Purcell and Wentworth Miller co-star. (Read our review, get in-depth preview.)

Heroes Reborn

NBC

Miniseries finale: Tommy faces his greatest challenge yet; Luke and Quentin help Malina fulfill her great-grandmother's prophecy. (Watch trailer.)

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The 100

The CW

Season 3 premiere (Part 1 of 2): Bellamy and Kane enter Grounder territory to rescue Clarke; Murphy finds Jaha on an unexpected mission. (Watch sneak peek.)

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Baskets

FX

Series premiere: In a comedy co-created by Louis C.K., Zach Galifianakis (The Hangover) stars as Chip Baskets, a man whose dream of becoming a French clown is constantly disrupted by reality. Louie Anderson co-stars as mother to Chip and his twee twin Dale.

Colony

USA Network

Will faces unforeseen hurdles as he begins work for the enemy; Katie receives her first assignment; Maddie reconnects with an old acquaintance.

Elementary

CBS

Holmes and Watson go after a murderous computer hacker responsible for the death of a visiting Russian billionaire. (FYI: Moving to Sundays in March!)

Lip Sync Battle

Spike

Anthony Anderson does his best Cee Lo Green, while Tracee Ellis Ross gives Nicki Minaj a go in the ultimate black-ish battle. (Already renewed.)

Portlandia

IFC

Season 6 premiere: Brendan and Michelle arrive by drone for a Portland music festival headlined by The Flaming Lips.

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Dark Net

Showtime

Docuseries premiere: This eight-part program about the absolute worst corners of the Internet begins by introducing a sexually adventurous couple, a Japanese man with a virtual girlfriend and a revenge porn victim. 

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