Heinz Rühmann

Character: Dr. Lancelot Dodd / Dr. Ivor Marmion

Maria Sebaldt

Character: Mrs. Parker

Robert Graf

Character: Toni

Anton Diffring

Character: Howard

Mario Adorf

Character: Buddy Herman

Ernst Fritz Fürbringer

Character: Sir Gerald Blythe

Erika von Thellmann

Character: Mrs. Davis

Horst Keitel

Character: Purdie

Harry Wüstenhagen

Character: Mr. Bland

Ah Yue Lou

Character: Al Miller

Rudolf Rhomberg

Character: Glenville