Cast & Crew
-
Ralph RichardsonJaap van Leyden - Googie WithersHelene van Leyden
- Esmond KnightVon Schiffer
- Beresford EganKrampf
- Frederick BurtwellCaptain Müller
- Kathleen ByronSchoolmistress
- Willem AkkermanWillem van Leyden
- Dorothy GordonJanni Peters
- Charles VictorBastiaan Peters
- John LongdenJost Meertens
- Joss AmblerCornelis Smit
- Margaret EmdenBertha
- George SchelderupDirk
- Neville MappJoop
- Ivor BarnardAdmiral
- John CarolJohann
- Philip LeaverChief of Police
- Lawrence O'MaddenCaptain Schneider
- Anthony EustrelLieutenant Wernicke
- Charles MinorBohme
- Valentine DyallMarkgraf
- Lieutenant SchouwenaarCaptain of the U boat
- Lieutenant Van DapperenLieutenant of the U-boat
- John ArnoldNavigator of the U boat
- Vernon SewellDirector
- Gordon WellesleyDirector
- Michael PowellProducer
- Richard ImrieProducer