as Rt Hon Sir Michael Havers QC MP (Attorney-General)

as Gen. Graves

as Ilya

as Lord Whitten

as DAC Evans

as Charles

as Phillip Morrell

as Vincent Stoat

as Gerald Hopkinson

as Thomas Ancred

as Rev. Rount

as Ford

as Maj. Eric Nicholls

as Blunt

as Vladimir

as Kenneth Lawrence

as Guide

as Proculus (uncredited)

as Gordon

as Bertie Stanhope

as Sandy Arbuthnot

as Samuel Ballard, Q.C.

as Peter

as Dr. Stumpfegger

as Max

as Sommerfield

as Frederick Lynn

as 2nd Officer

as Anton

as Sir Roger de Courtenay

as Cass Russell

as Poker Player

as Dr. Livesey

as Copy Desk (uncredited)

as Mankin