James Cagney
C.R. MacNamara
Liselotte Pulver
Fräulein Ingeborg
Horst Buchholz
Otto Ludwig Piffl
Pamela Tiffin
Scarlett Hazeltine
Howard St. John
Wendell P. Hazeltine
Loïs Bolton
Melanie Hazeltine
Arlene Francis
Phyllis MacNamara
Hubert von Meyerinck
Count von Droste Schattenburg
Henning Schlüter
Dr. Bauer
Karl Ludwig Lindt
Zeidlitz
Christine Allen
Cindy MacNamara
John Allen
Tommy MacNamara
John Banner
Krause / Haberdrasher (voice)
Max Buchsbaum
Tailor (uncredited)
Werner Buttler
East German Policeman (uncredited)
Red Buttons
MP Sergeant (uncredited)
Paul Bös
Krause (uncredited)
Josef Coesfeld
Hairdresser (uncredited)
Siegfried Dornbusch
East German Policeman (uncredited)
Gernot Duda
Suitcase Salesman (uncredited)
Otto Friebel
Interrogator (uncredited)
Friedrich Hollaender
Conductor at Grand Hotel (uncredited)
Rose Renée Roth
Berta (uncredited)
Sig Ruman
Count von Droste Schattenburg (voice) (uncredited)
Helmut Schmid
East German Policeman (uncredited)
Jaspar von Oertzen
Haberdasher (uncredited)