All military roles except those of Clift and Douglas were portrayed by actual military personnel stationed in Germany as themselves. The 19th Troop Carrier Squadron was an actual Air Force unit based in Hawaii and was one of the first to deploy for Operation Vittles in July 1948.
All military parts, except those of Clift and Douglas, were portrayed by real-life soldiers stationed in Germany who played themselves. The 19th Troop Carrier Squadron, a genuine Air Force unit based in Hawaii, was among the first to participate in Operation Vittles in July 1948.