""
Rudolf Fernau
as Dr. Frank Crippen
René Deltgen
as Oberinspektor Düwell
Anja Elkoff
as
Gertrud Meyen
as Lucie Talbot
Rolf Weih
Max Gülstorff
as "Montrose"-Kapitän Kendall
Paul Dahlke
as Crippens Anwalt
O.E. Hasse
as Prof. Morrison
Ernst Waldow
as Schiffsarzt Dr. Hidden
Wilhelm Bendow
as Apotheker Harras
Heinz Schorlemmer
Walter Lieck
Robert Bürkner
Günther Hadank
Knut Hartwig
Adolf Fischer
Olga Engl
Hella Thornegg
Louis Brody
Albert Johannes
Josef Keim
Elisabeth Scherer
Käthe Jöken-König
Ernst G. Schiffner
Peter Busse
Leo Peukert
Erich Engels
Director
Walter Ebert
Story
Ernst W. Fiedler
Director of Photography
Bernhard Eichhorn
Music
Writer
Kurt E. Walter
Erich Palme
Editor
Georg C. Klaren
Alf Teichs
Producer