Watch The Alienist Online: Season 1 Episode 5

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Who was the killer close to?

That was revealed on The Alienist Season 1 Episode 5 when the team learned a shocking new fact about the person they were pursuing. 

Meanwhile, Moore and Sara shared an intimate moment that threatened to derail the whole case. 

Also, Kreizler turned to an old mentor for some advice when the leads in the case started to dry up. 

What did he decide to do in the aftermath?

Use the video above to watch The Alienist online right here via TV Fanatic. 

Get caught up on all the latest twists and turns right now. 

Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.

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The Alienist Season 1 Episode 5 Quotes

Doctor, we're not talking about the gilded upbringing of a handsome but indolent member of the leisure class.

Sara [to Kreizler, about Moore]

I do hope this letter has been written in jest. Or is it a training exercise?

Mr. McLeod [to Kreizler's team]