Season 1

Billy Campbell

Dr. Alan Farragut

13 episodes

Meegwun Fairbrother

Daniel Aerov

13 episodes

Jordan Hayes

Dr. Sarah Jordan

13 episodes

Mark Ghanimé

Major Sergio Balleseros

13 episodes

Neil Napier

Dr. Peter Farragut

13 episodes

Kyra Zagorsky

Dr. Julia Walker

13 episodes

Cat Lemieux

Dr. Doreen Boyle

13 episodes

Hiroyuki Sanada

Dr. Hiroshi Hataki

13 episodes

Robert Naylor

Spencer

13 episodes

Amber Goldfarb

Jaye

4 episodes

Jeri Ryan

Constance Sutton

3 episodes

Robert Naylor

Spencer, The Scythe, The Scythe, Spencer, The Scythe

3 episodes

Christian Jadah

Lt. Klein

3 episodes

Tamara Brown

Dr. Sulemani

2 episodes

Patrick Baby

Dr. Duchamp

1 episode

Brad Turner

Director

3 episodes

Duane Clark

Director

3 episodes

Jeremiah S. Chechik

Director

2 episodes

Bradley Walsh

Director

2 episodes

Mike Rohl

Director

2 episodes

Jeffrey Reiner

Director

1 episode

Steven A. Adelson

Director

1 episode

Misha Green

Writer

3 episodes

Sean Crouch

Writer

2 episodes

Adam Lash

Writer

2 episodes

Steven Maeda

Writer

1 episode

Tiffany Greshler

Writer

1 episode

Ed Decter

Story

1 episode

Mark Haslett

Writer

1 episode

Javier Grillo-Marxuach

Teleplay

1 episode

Keith Huff

Writer

1 episode

Cameron Porsandeh

Writer

1 episode

Cameron Porsandeh

Creator

1 episode