Cast

Colin Ferguson
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Sheriff Jack Carter (71 episodes)

Jack Carter

Salli Richardson-Whitfield
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Allison Blake (71 episodes)

Erica Cerra
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Deputy Jo Lupo (71 episodes)

Jo Lupo

Head of G.D. Security Jo Lupo

Josefina Lupo

Neil Grayston
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Douglas Fargo (71 episodes)

S.A.R.A.H.

Joe Morton
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Henry Deacon (70 episodes)

Chris Gauthier
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Vincent (59 episodes)

Virtual Vincent

Jordan Hinson
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Zoe Carter (51 episodes)

Niall Matter
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Zane Donovan (47 episodes)

Dr. Zane Donovan

Ed Quinn
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Nathan Stark (31 episodes)

Tembi Locke
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Dr. Grace Monroe (20 episodes)

Grace Monroe

Christopher Jacot
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Larry Haberman (20 episodes)

Larry

Debrah Farentino
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Beverly Barlowe (19 episodes)

Matt Frewer
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Jim Taggart (17 episodes)

Kavan Smith
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Deputy Andy 2.0 (15 episodes)

Deputy Andy

Trevor Jackson
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Kevin Blake (15 episodes)

Felicia Day
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Holly Marten (12 episodes)

Dr. Holly Marten

Jaime Ray Newman
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Tess Fontana (12 episodes)

Vanya Asher
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Lucas (12 episodes)

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Kevin Blake (10 episodes)

James Callis
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Dr. Trevor Grant (9 episodes)

Frances Fisher
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Eva Thorne (9 episodes)

Ever Carradine
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Lexi Carter (8 episodes)

Barclay Hope
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Gen. Mansfield (8 episodes)

Wil Wheaton
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Isaac Parrish (8 episodes)

Dr. Isaac Parrish

Shayn Solberg
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Spencer Martin (7 episodes)

Follow Adrienne Carter

Pilar (6 episodes)

Ming-Na Wen
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U.S. Senator Michaela Wen (5 episodes)

Tamlyn Tomita
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Kim Anderson (5 episodes)

Kim Yamazaki

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Computer Voice (5 episodes)

Computer

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Computer Voice (5 episodes)

GD Computer Voice

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Baker Twin #2 (5 episodes)

Baker Twin #1

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Baker Twin #1 (5 episodes)

Baker Twin #2

Paula Lindberg
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Tech #1 (4 episodes)

Neural Engineer

Sonja Bennett
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Callie Curie (3 episodes)

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Seth Osbourne (3 episodes)

Martin Christopher
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Doctor (3 episodes)

Elias Toufexis
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Adam Barlowe (3 episodes)

Injured Driver

Wesley Salter
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Technician (3 episodes)

Olivia d'Abo
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Dr. Abby Carter (2 episodes)

Ty Olsson
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Sheriff Andy (2 episodes)

Deputy Andy

Jeff Pangman
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Duncan (2 episodes)

Chris Parnell
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Dr. Noah Drummer (2 episodes)

Leela Savasta
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Julia Golden (2 episodes)

Roger R. Cross
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Major William Shaw (2 episodes)

Follow Garwin Sanford

Congressman Faraday (2 episodes)

Lexa Doig
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Dr. Anne Young (2 episodes)

Robert Clarke
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Larry the IT Guy (2 episodes)

Noah Danby
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Major Ryan (2 episodes)

Rob LaBelle
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Walter Perkins (2 episodes)

Gabrielle Rose
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Carol Taylor (2 episodes)