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Heinz Rühmann
as Dr. Lancelot Dodd / Dr. Ivor Marmion
Maria Sebaldt
as Mrs. Parker
Robert Graf
as Toni
Anton Diffring
as Howard
Mario Adorf
as Buddy Herman
Ernst Fritz Fürbringer
as Sir Gerald Blythe
Erika von Thellmann
as Mrs. Davis
Horst Keitel
as Purdie
Harry Wüstenhagen
as Mr. Bland
Ah Yue Lou
as Al Miller
Rudolf Rhomberg
as Glenville
Günter Gräwert
Director
