剧情讲述英国驻土耳其大使馆的男仆窃取了战争情报卖给了德国间谍，德军由于多疑，却没有用他的真情报，倒是英国情报员发现了事态可疑展开调查，而此时男仆已先人一步逃离使馆。
James Mason
Ulysses Diello
Danielle Darrieux
Condesa Anna Staviska
Michael Rennie
Colin Travers
Walter Hampden
Sir Frederic Taylor
Oskar Karlweis
L. C. Moyzisch
Herbert Berghof
Col. von Richter
John Wengraf
Count Franz Von Papen
Ben Astar
Siebert
Roger Plowden
Keith Macfadden
Diane Adrian
Singer on French Record (voice)
Patrick Whyte
Code Clerk
Hanna Axmann-Rezzori
David Bauer
Lawrence Dobkin
