Thomas Holtzmann as Richard Sorge

Keiko Kishi as Yuki Sakurai

Mario Adorf as Max Christiansen-Clausen

Françoise Spira as Edith de Branowski

Jacques Berthier as Serge de Branowski

Akira Yamanouchi as Hotsumi Ozaki

Ingrid van Bergen as Lily Braun

Hans-Otto Meissner as Meissner

Rolf Kutschera as Albrecht Wolf

Adelheid Seeck as Elas Wolf

Eitarō Ozawa as Colonel Fujimori

Kōji Nanbara as Yotoku Miyagi

Wilhelm Borchert as Von Ack

Ryuji Kita as Prince Konoe

Ichirō Ryūzaki as Matsui

Kenji Hayashi as Yoshi

Boy Gobert as Meissinger

Nadine Basile as Anna Klausen

Shinobu Asaji as Ozaki's wife

Masahiko Naruse as Baron Sakurai