Michael Allcock
— Narrator
Alan Blenkinsopp
— Bill Donovan
Tim Funnel
— Paul Dehn
Graham Gauthier
— William Fairbairn
Artjom Gilz
— Igor Gouzenko
Shawn J. Hamilton
— William Stephenson
Ben Hayward
— Frank Gleason
Dave Lapsley
— Norm Delahunty
Kym Wyatt McKenzie
— Robert Cordell
Marina Moreira
— Catalina
Drew Moss
— Nazi Guard
David O'Keefe
— Himself - 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