- Bruce Greenwood
- Agent Tom Shea
- Leslie Hope
- Zoe Cox
- Arnold Vosloo
- Khalid / Sands
- James Remar
- Colonel Boggs
- Susan Merson
- Attorney General Zutrow
- Will Lyman
- Homeland Chief Utley
- Bill Mondy
- FBI Agent Tucci
- Brent Stait
- FBI Commander Hall
- Adrian Holmes
- Agent Charlie Jansen
- Manoj Sood
- Syed Kahn
- Tony Alcantar
- Reactor Tech Chuck Pasquin
- Diego Diablo Del Mar
- Marwan / Raul (as Diego Del Mar)
- Alessandro Juliani
- Salem / Emmett
- Darren Shahlavi
- Waleed / Frank
- David Neale
- Shafig / Jesse
- Ron Selmour
- Ziad / Sean (as Ronald Selmour)
- Darcy Laurie
- Omar / Chris
- Stephen Holmes
- NRC Mike Krinsky
- Dominic Zamprogna
- Agent Steve Ritchie
- Julian Christopher
- JC Chair Rand Collins
- Patrick Gallagher
- Manolo
- Dan Joffre
- CHP Rob Engles
- Robert Kovacik
- Self
- Jim Walsh
- Self - International Security Expert
- David Rapoport
- Self
- Dagmar Midcap
- Mika Sultan
- Louis Chirillo
- Security Manager
- Mig Macario
- Young Security Guard
- Dominika Juillet
- Tamara
- Ron Blecker
- CAG Leader
- Don S. Davis
- NRC Carl Mansfield
- Patricia Idlette
- 911 Operator
- Julia Arkos
- 911 Supervisor
- John Prowse
- Hooker Client
- Andrew Campbell
- Superintendent
- Angela Nielson
- Super's Girlfriend
- Pervez Musharraf
- Self - President of Pakistan
- Ariel Sharon
- Self - Israel's PM