: At the time of its release, the Guardian called it an "unusually effective war film" because of its historical grounding. However, The New York Times found it "lukewarm" compared to the actual intensity of the real-life incident.
: The operation was led by Dutch diamond expert Jan Smit (portrayed by Peter Finch) and British Major Dillon (portrayed by Tony Britton). They were transported to the Dutch port of IJmuiden on a British destroyer. Narrative & Cinematic Style Operation Amsterdam(1959)
: The plot focuses on a 24-hour window before the city falls. Because the mission occurs over a bank holiday weekend, the agents must find ways to force open high-security vaults. : At the time of its release, the
: A central theme is the "choices" faced by Jewish diamond merchants. Giving up their stocks meant aiding the Allies but also losing their only potential "bargaining power" or life savings before the Nazi occupation. Key Characters : They were transported to the Dutch port of
The film is based on the book Adventure in Diamonds by David E. Walker, which chronicles the true events of May 12–13, 1940.