Season 2

Daniel Dae Kim

Matthew Ryker

6 episodes

Tony Goldwyn

Bruce Ivins

6 episodes

Dylan Baker

Ed Copak

6 episodes

Ian Colletti

Agent Chris Moore

6 episodes

Vanessa Matsui

Jody Hall

6 episodes

Carlos Gonzalez-Vio

Simon Kurz

6 episodes

Morgan Kelly

Eric Sykes

5 episodes

Dawn Olivieri

Dani Toretti

4 episodes

Denyce Lawton

Sheila Willis

4 episodes

Raven Dauda

Dr. Halstrom

4 episodes

Ayesha Mansur Gonsalves

Dr. Adya Livingston

3 episodes

Harry Hamlin

Tom Brokaw

2 episodes

Kristin Booth

Nancy Haigwood

2 episodes

Sochi Fried

Erin O'Connor

2 episodes

Conrad Coates

Col. Marlon Charles

2 episodes

William Poulin

Quinton

2 episodes

Richard Waugh

Scott Parrish

2 episodes

Justin Mader

Steven Hatfill

2 episodes

Martin Happer

Thomas Ivins

2 episodes

Cody Ray Thompson

Dale Clemons

1 episode

Michelle Giroux

Jean Malecki

1 episode

Enrico Colantoni

Rudy Giuliani

1 episode

Lisa Ryder

Dr. Marci Layton

1 episode

Tony Craig

Joe Curseen

1 episode

Jana Peck

Bruce's Mother

1 episode

Chelsea Preston

Mara Linscott

1 episode

Lindsay Mullan

Townie #1

1 episode