What To Watch: Vikings Finale, Heroic Grey's, Bones Relapse And More

On TV this first Thursday of May Sweeps: Vikings attempt a Paris seize, McDreamy channels Doug Ross, Louie engages with an bullish acquaintance and Reign forms new alliances. Here are 10 programs to keep on your radar:

Showtimes for April 23, 2015

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Bones

Fox

Whoa, baby! Just as he and Brennan receive exciting news, Booth’s gambling bug is reawakened by the investigation of a murdered high roller.

Grey's Anatomy

ABC

Derek rushes to aid a trio of burnt children after witnessing a ghastly car crash. Savannah Paige Rae (aka Parenthood's Sydney) guest-stars.

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The Blacklist

NBC

Red asks Liz to look into a vicious blast from his past... aka basically every episode of The Blacklist. Good thing this one has knowledge of the Fulcrum!

Mom

CBS

Christy and Bonnie's combative relationship begins bugging everyone around them. (Head's up: The hitcom is staying put at 9.)

Reign

The CW

Conde cozies up to the enemy as Mary aligns herself with France; Kenna grows closer to General Renaude.

Scandal

ABC

Cyrus is forced to come to Mellie's defense in wake of bad press; the team takes precautions to keep safe amidst the planned takedown of B613.

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DIG

USA Network

As her career hangs in peril, Lynn discovers a potential mole within the consulate; Debbie returns with vengeance on the brain and no other options.

The Red Road

Sundance

Harold visits Jack about a questionable note from Captain Warren; Jean finds Rachel in a compromising situation.

Vikings

History

Season 3 finale: Ragnar and the troops take a enormous risk in an effort to secure Paris once and for all. (Yep, renewed.)

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Louie

FX

Louie's run-in with his sister's ex (Justified's Michael Rapaport) results in a reluctant get-together (and a little bit of drama).

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