Foxhole in Cairo (1960)
Foxhole in Cairo is a 1960 British war film directed by John Llewellyn Moxey and based on a novel by Leonard Mosley itself based upon the real-life Operation Salaam. It starred James Robertson Justice, Adrian Hoven, Fenella Fielding and Henry Oscar. Future star Michael Caine makes a brief appearance as a German soldier, in one of his earlier screen roles.
More at Wikipedia.