Tesla

Ethan Hawke

Nikola Tesla

Eve Hewson

Anne Morgan

Jim Gaffigan

George Westinghouse

Kyle MacLachlan

Thomas Edison

Donnie Keshawarz

J.P. Morgan

Josh Hamilton

Robert Underwood Johnson

Ebon Moss-Bachrach

Anital Szigeti

Lucy Walters

Katherine Johnson

John Palladino

Bourke Cochran

Michael Mastro

Charles Peck

Hannah Gross

Mina Edison

Peter Greene

Nichols

Blake DeLong

William Kemmler

Karl Geary

Francis Upton

James Urbaniak

Professor Anthony

No photo

Eli Smith

Roller Skating Fiddler

Dan Bittner

Fred Ott

David Kallaway

John Kruesi

No photo

Nicholas Wuehrmann

Ed the Organist

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Haley Elise Pehrson

Tesla's Mother

Tony Hutaj

Bill Edison

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Corban Elwick-Schermitz

Tom Edison Jr.

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Emory Gleeson

Dot Edison

Ian Lithgow

Alfred Brown

Emma Clare O'Connor

Evelyn

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Gary Rissman

Man Comforting Dog

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Steven Gurewitz

Harold P. Brown

Rick Zahn

Tracy Becker

Lois Smith

The Grande Dame

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Tallulah McRae Silovsky

Young Anne Morgan

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Hermione Heckrich

Agnes Johnson

Tom Farrell

Warden Durston

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Thomas Roma

Prison Doctor

Vincent De Paul

Westinghouse Assistant

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Christian Hicks

Waiter

Rebecca Dayan

Sarah Bernhardt

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Jameal Ali

Swami Vivekananda

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David Weinberg

Fritz Lowenstein

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Paul Saltzberg

Alta Vista Waiter

Joshuah Melnick

Richard Gregg

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Charles Baran

Alta Vista Concierge

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David Kubicka

Alta Vista Violinist

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Carl Bernzweig

J.P. Morgan's Assistant

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George Aloi

Science Society President (uncredited)

Gary Ayash

Science Society Dignitary (uncredited)

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Luna Jokic

Macak

No photo

Eli A. Smith

Roller Skating Fiddler