Streng geheim

Benno Hoffmann as Sam Henning Schlüter as Aubrey Glenville Ulrich Beiger as Mr. Bland Peter Bongartz as Toni Thomas Reiner as Mr. Purdie Hans Richter as Sir Gerald Blythe Jürgen Scheller as Albert Ivan Desny as Anton Lesch Hans Jürgen Diedrich as Lancelot Dodd