Gina Gershon
as FEMA Director Judith Carr
Cameron Daddo
as Ross Duffy
Shannen Doherty
as Faith Clavell
Robert Wagner
as Senator Ryan Carr
Adam Rodriguez
as USAF Pilot Ritter
Sebastian Spence
as FPS Agent Gavin Carr
Nicholas Lea
as Monty
John Kapelos
as Secretary of Homeland Security Jim Roberts
Lindy Booth
as Brigid
Swoosie Kurtz
as Penny Hall
Tom Skerritt
as Colonel Mike Davis
Kenneth Welsh
as Chief of Staff Alan Horst
Suki Kaiser
as Gayle Duffy
David Alpay
as Billy Chamber
Andrea Lui
as Melody Chang
Noam Jenkins
as Evan, White House Press Secretary
James Kirk
as Stuart Carr
Peter Mooney
as Peter
Rachel Skarsten
as Lyra Duffy
James Brolin
as Donny Hall