Kadro (26)
Cornell BorchersInga
Yvonne MitchellSonja
Armin DahlenFranz
Alexander KnoxChief Justice
Geoffrey KeenMarks
Liam RedmondFirst Justice
Eddie ByrneSecond Justice
Theodore BikelJosip
Pamela StirlingMlle. Poncet
Martin StephensHansAndre MikhelsonProfessor Miran
Ferdy MayneDr. Muller
Michel RayToniGilgi HauserSonja's DaughterMarianne WallaMatronPhilo HauserSchoolteacher
Guy DeghySchoolteacher
Carl DueringPostmanRichard MolinasHerr Pieter
John WelshChief Marshall
John SchlesingerTicket CollectorNicholas StuartReporter
Alec McCowenReporterIlona FerenceReporterRandal KinkeadReporter
Guy StandevenCourtroom Spectator (uncredited)