The guided missiles are U.S. Navy's KGW-1 missiles, later redesignated LTV-N-2, developed from V-1 Buzz Bombs created by the Germans in WWII. They may have been used in the manner shown in the movie for Operation Downfall, the invasion of Japan to end WWII.

Glenn Ford's leading lady, Swedish-born actress Viveca Lindfors, had a long and distinguished career in Hollywood. In 1948, just two years before this modest Columbia production, she co-starred with Errol Flynn as the queen of Spain in The Adventures of Don Juan.