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The Alienist
Cast
206 cast members · 42 with popularity data
Stats
Top Cast
Episode Ratings
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Full Cast
Sorted by Buzz Score · April 28, 2026
1
Dakota Fanning
Sara Howard
· 18 eps
7.8
#277 overall
2
Luke Evans
John Moore
· 18 eps
2.8
#1,695 overall
3
Ted Levine
Thomas Byrnes
· 15 eps
1.8
#3,117 overall
4
Sean Young
Mrs. Van Bergen
· 4 eps
1.4
#3,993 overall
5
Daniel Brühl
Laszlo Kreizler
· 18 eps
1.2
#5,024 overall
6
Rosy McEwen
Libby Hatch
· 8 eps
1.1
#5,284 overall
7
Michael Ironside
J. P. Morgan
· 4 eps
1.1
#5,520 overall
8
David Warner
Professor Cavanaugh
· 1 eps
1.1
#5,540 overall
9
Jefferson White
Lincoln Steffens
· 4 eps
1.0
#5,616 overall
10
David Wilmot
Captain Connor
· 10 eps
1.0
#5,844 overall
11
Kate Phillips
Laura Boone
· 1 eps
0.9
#6,641 overall
12
Emanuela Postacchini
Flora
· 1 eps
0.9
#6,711 overall
13
Anson Boon
Paresis Hall Boy #5
· 1 eps
0.8
#7,516 overall
14
Q'orianka Kilcher
Mary Palmer
· 10 eps
0.7
#8,443 overall
15
Kate Dickie
Scotch Ann
· 1 eps
0.6
#9,137 overall
16
Jack Kesy
Henry Wolff
· 1 eps
0.5
#11,004 overall
17
Brian Geraghty
Theodore Roosevelt
· 10 eps
0.5
#11,295 overall
18
Robert Wisdom
Cyrus Montrose
· 18 eps
0.4
#13,069 overall
19
Douglas Smith
Marcus Isaacson
· 18 eps
0.3
#16,252 overall
20
Clare Calbraith
Mrs. Zweig
· 1 eps
0.3
#16,474 overall
21
Cassi Thomson
Eliza
· 1 eps
0.2
#18,668 overall
22
Sara Vickers
Jane Gooding
· 1 eps
0.2
#19,408 overall
23
Gavin Drea
Roundsman Barclay
· 1 eps
0.2
#21,377 overall
24
Peter McRobbie
Mayor William L. Strong
· 3 eps
0.2
#21,757 overall
25
Steven Pacey
Mr. Van Bergen
· 2 eps
0.1
#22,424 overall
26
William Gaminara
Alexander MacLeod
· 1 eps
0.1
#24,322 overall
27
Sean McGinley
Bishop Potter
· 3 eps
0.1
#25,509 overall
28
Matt Lintz
Stevie Taggert
· 10 eps
0.1
#26,107 overall
29
Richard Bremmer
Mortician
· 1 eps
0.1
#27,419 overall
30
Mary Stockley
Mrs. Tinker
· 1 eps
0.1
#29,122 overall
31
Michael Jibson
Dr. Fuller
· 1 eps
0.1
#31,336 overall
32
Matthew Shear
Lucius Isaacson
· 18 eps
0.1
#34,223 overall
33
John Connors
Roundsman Gillooly
· 1 eps
0.1
#34,675 overall
34
Marcus D'Amico
Charlie Delmonico
· 1 eps
0.0
#36,000 overall
35
Melanie Field
Bitsy Sussman
· 8 eps
0.0
#38,411 overall
36
Falk Hentschel
Biff Ellison
· 2 eps
0.0
#39,390 overall
37
Nicolas Bro
Jacob Riis
· 3 eps
0.0
#39,258 overall
38
Katherine Kingsley
Mrs. Williams
· 1 eps
0.0
#40,619 overall
39
Ania Marson
Miss Effie
· 1 eps
0.0
#45,109 overall
40
Nicholas Asbury
Dr. Tuthill
· 2 eps
0.0
#47,305 overall
41
Eugenia Caruso
Mrs. Santorelli
· 3 eps
0.0
#54,584 overall
42
Isabelle De Hertogh
Two-Ton Annie
· 1 eps
0.0
#57,313 overall
43
Lewin Lloyd
Beansie
· 2 eps
—
44
Jacob James Beswick
Young Roundsman
· 1 eps
—
45
Joe Bone
Police Clerk
· 1 eps
—
46
Maria Teresa Creasey
Ezra's Mother
· 1 eps
—
47
Andy Gathergood
Ezra's Father
· 1 eps
—
48
Virág Bárány
Mrs. Rajk
· 1 eps
—
49
Dan Bradford
Santorelli Priest
· 1 eps
—
50
Gabriele Caprio
Young Tough #3
· 1 eps
—
51
Ezra Fieremans
Ernestine
· 1 eps
—
52
Jacqueline Defferary
Tessie
· 2 eps
—
53
Max Gabbay
Italian Tough #2
· 1 eps
—
54
Gáspárfalvi Dorka
Berthe Rajk
· 1 eps
—
55
Giovanni D'Aleo
Street Kid
· 1 eps
—
56
Yusuf Hofri
Paresis Hall Boy #10
· 1 eps
—
57
Péter Kertész
Kreizler Institute Priest
· 1 eps
—
58
Aldo Maland
Paresis Hall Boy #2
· 2 eps
—
59
Gerald Tyler
Charles H. Matchett
· 1 eps
—
60
Scott Alexander Young
Roundsman Hanrahan
· 1 eps
—
61
Tracy Sallows
Abigail Bell
· 1 eps
—
62
Matthew Van Oss
Milton
· 1 eps
—
63
Samuel Brown
Bath House Boy #4
· 1 eps
—
64
Jamie Kaye
Sally
· 3 eps
—
65
Mitchell Norman
Bath House Boy #3
· 1 eps
—
66
Kristóf Ódor
Van Bergen Servant
· 1 eps
—
67
Kingston Taylor
Bath House Boy #2
· 1 eps
—
68
Tate Pitchie-Cooper
Fatima
· 3 eps
—
69
Rio Thake
Bath House Boy #7
· 1 eps
—
70
Fernanda Dorogi
Mother in Park
· 1 eps
—
71
Amanda Hadingue
Mrs. Gorenko
· 1 eps
—
72
Ash Matthews
Charles Blythe
· 1 eps
—
73
Philip Rosch
Dr. Cahill
· 1 eps
—
74
Gábor Urmai
Dentist Patient
· 1 eps
—
75
Freddie Stewart
Nick Oldham
· 2 eps
—
76
Stephen Louis Grush
Jesse Pomeroy
· 1 eps
—
77
Bálint Adorjáni
Delmonico's Waiter
· 2 eps
—
78
Laurel Lefkow
Mrs. Isaacson
· 2 eps
—
79
Lewis McGowan
Boot Black
· 1 eps
—
80
Colin Moody
Officer Lasky
· 1 eps
—
81
Geoffrey Thomas
Roberts
· 3 eps
—
82
Philip Broadbent
Priest
· 1 eps
—
83
Francis McBurney
O'Rourke Bartender
· 2 eps
—
84
Max Fincham
Thomas
· 2 eps
—
85
Hans Peterson
Well Dressed Man
· 1 eps
—
86
Tommy Rodger
Peter
· 3 eps
—
87
Antonio Magro
Paul Kelly
· 4 eps
—
88
Ed Birch
Dr. Clark Wissler
· 1 eps
—
89
Gados Béla
Counter Clerk
· 3 eps
—
90
Oliver Cater
Rosie
· 4 eps
—
91
George Lenz
Franz Boas
· 1 eps
—
92
Zsolt Páll
Bathhouse Cop
· 2 eps
—
93
Jonathan Peck
JP Morgan's Butler
· 1 eps
—
94
Kincsö Pethö
Angry Italian Woman
· 1 eps
—
95
Tom Pilath
Angry German Man
· 1 eps
—
96
Vivien Rujder
Young Woman at Blackwell's
· 1 eps
—
97
Márk Szekulesz
Mr. Rajk
· 2 eps
—
98
Levente Törköly
Male Attendant at Blackwell's
· 1 eps
—
99
Rocci Williams
Jack McManus
· 1 eps
—
100
Peter Schueller
Crank Operator
· 1 eps
—
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