Kadro (23)
Neil ConneryDr. Neil Connery
Daniela BianchiMaya Rafis
Adolfo CeliMr. Thai - 'Beta'
Agata FloriMildred
Bernard LeeCommander Cunningham
Anthony DawsonAlpha
Lois MaxwellMiss MaxwellYee-Wah YangYachuko (as Yachuco Yama)
Franco GiacobiniJuanAna María NoéLotte Krayendorf
Guido LollobrigidaKurtFrancesco TensiAuctioneer
Margherita Horowitz(creditOnly)Enzo ConsoliSitting Man at Lecture (as Vincenzo Consoli)
Mirella Pamphili(as Mirella Pompili)Nando AngeliniWard JonesLanfranco CeccarelliAssassin (as Franco Ceccarelli)
Aldo CecconiWilson
Antonio GradoliMonte Carlo inspectorFajda NicolHenchwoman (as Faida Nicol)Caterina Trentini(as Kathleen Trentini)
Leonardo ScavinoBen AHmed (as Leo Scavino)
Kitty SwanCo-agent on ship (uncredited)