Guest Stars Dylan Baker as Ed Copak Vanessa Matsui as Jody Hall Carlos Gonzalez-Vio as Dr. Simon Kurz Ian Colletti as Chris Moore Morgan Kelly as Eric Sykes Denyce Lawton as Sheila Willis Harry Hamlin as Tom Brokaw Michelle Giroux as Jean Malecki Cody Ray Thompson as Clemons Co Starring Stephanie Moore as Diane Ivins Hailey Fauchere as Amanda Ivins Jim Annan as Agent Reilly Stephen Alexander as Andrew Ivins Douglas Nyback as Agent Polk Sochi Fried as Erin O'Connor Trudy Weiss as Ryker's Mom Elizabeth Saunders as Maureen Stevens Hannah Cheesman as Stephanie Dailey Sarah Deakins as Gloria Irish Vanessa Smythe as Casey Stevens Amanda Martínez as Jen Mills Chantria Tram as Trauma Tech Benedict Marsh as FBI Agent (1992) Dennis Mirkovic as Russian Scientist Billy Parrott as Government Official Barrington Bignall as Military Officer Jordan Imray as Nicholas Stevens Yury Ruzhyev as Male Doctor Damon Redfern as Bob Stevens Oksana Andrulis as Dr. Tergenev Peter Millard as Jack Lawson Mikhail Bronnikov as Soviet Colonel William Colgate as Mike Irish Byron Abalos as JFK Med Center Doctor Alejandro Ampudia as Ernesto Blanco Igor Shamuilov as Dr. Yuri Sokolov Leigh Bush as Heidi Stevens