James Cagney

C.R. MacNamara

Horst Buchholz

Otto Ludwig Piffl

Pamela Tiffin

Scarlett Hazeltine

Arlene Francis

Phyllis MacNamara

Howard St. John

Wendell P. Hazeltine

Hanns Lothar

Schlemmer

Leon Askin

Peripetchikoff

Ralf Wolter

Borodenko

Karl Lieffen

Fritz

Hubert von Meyerinck

Count von Droste Schattenburg

Loïs Bolton

Melanie Hazeltine

Peter Capell

Mishkin

Til Kiwe

Reporter

Henning Schlüter

Dr. Bauer

Karl Ludwig Lindt

Zeidlitz

Liselotte Pulver

Fräulein Ingeborg

Red Buttons

MP Sergeant (uncredited)

Christine Allen

Cindy MacNamara (uncredited)

John Allen

Tommy MacNamara (uncredited)

John Banner

Krause / Haberdrasher (voice) (uncredited)

Max Buchsbaum

Tailor (uncredited)

Werner Buttler

East German Policeman (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)