10 episodes
First episode: E1

Madness lies within.
New York, 1896. Police commissioner Theodore Roosevelt brings together criminal psychologist Dr. Laszlo Kreizler, newspaper illustrator John Moore and secretary Sara Howard to investigate several murders of male prostitutes.
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10 episodes
First episode: E18 episodes
First episode: E1Quick answers about this series, release status, and episode totals.
The Alienist first aired on January 22, 2018.
The Alienist currently has 2 seasons and 18 episodes.
The Alienist is ended, and no upcoming episode is currently scheduled.