Beatriz Batarda
— Winnie
Adrian Schiller
— Mr. Verloc
William Tapley
— Mr. Vladimir
Albano Jerónimo
— Secretary Of State
Pedro Lacerda
— Michaelis
Miguel Guilherme
— The Professor
Simão Cayatte
— Embassy Functionary
Norman MacCallum
— Yundt
Marcello Urgeghe
— Inspector Heat
Gonçalo Waddington
— Ass't Commissioner