- Rael Abreu
- Immigrant
- Michael Allcock
- Narrator
- Alan Blenkinsopp
- Bill Donovan
- Igor Filipovic
- Wermacht officer
- Tim Funnel
- Paul Dehn
- Graham Gauthier
- William Fairbairn
- Artjom Gilz
- Igor Gouzenko
- Charlie Hamilton
- Guy D'Artois
- Shawn J. Hamilton
- William Stephenson
- Ben Hayward
- Frank Gleason
- Guillermo Herrera-Valencia
- Panama Custom Agent
- Dave Lapsley
- Norm Delahunty
- Kym Wyatt McKenzie
- Robert Cordell
- Marina Moreira
- Catalina
- Drew Moss
- Nazi Guard
- David O'Keefe
- Self - Host
- Michael Rubinstein
- Helias Doundoulakis
- Austin Schaefer
- John Singlaub
- Andy Sechi
- Greek Source
- Ivan Shaver
- Eric Curwain
- David Straus
- Kim Philby
- Sarah Strong
- Sonya D'Artois
- Elizabeth Stuart-Morris
- Winifred Gardner
- Bill Wolfe
- Instructor Unarmed Combat
