Guest Stars Roger Bart as Chief of Staff Richard Peel José Zúñiga as Carlos Geller Sam Ball as Aaron Dondre T. Whitfield as Agent Mike Garret Chet Grissom as Kroll Roma Maffia as Doctor Barbara Tarbuck as Speaker of the House Co Starring Sean Carrigan as Devon Sayeed Shahidi as David Martinez Kevin Cotteleer as Rogers Josh Novak as NSA Agent / Signals Analyst Alex Luria as Delgado Suzanne Marques as Local TV Reporter Josh Wingate as Commando #2 Michael Charles Vaccaro as Hazmat Tech #2 Chase Kim as Commando Janora McDuffie as TSA Agent Steven Luna as Hazmat Tech Ashli Dowling as Staffer #2 Jeffrey Markle as Security Guard Jossie Thacker as Staffer