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