Curiosidades

Certain elements of the plot resemble True Lies, in which Jamie Lee Curtis becomes involved with government agents without knowing her husband is really a spy. In this movie, Janet Leigh becomes involved with government agents while thinking her husband (Tony Curtis) works for the FBI, even though he doesn't. Jamie Lee Curtis is the daughter of Janet Leigh and Tony Curtis.

Shirley MacLaine was originally supposed to star but she changed her mind, and made "Can-Can" with Frank Sinatra instead.

The filming of this almost-two-hour movie took just 27 days. George Sidney claimed he was given a 40-day schedule by Columbia and had suggested to them that he could do it in just ten; they were shocked by the suggestion that a big-budget 'A' picture with important stars could be done so short a time, and Sidney compromised by doing it in 27 days, saying that doing things fast added to the fun.

David and Anne Wilson are played in this film by Tony Curtis and Janet Leigh, who were at the time, a real-life married couple. In the Broadway production of Norman Krasna's original play, the equivalent roles were also played by a real-life couple, Peter Lind Hayes and Mary Healy, although in the play David and Anne are surnamed "Williams" instead.

Lifelong friends Tony Curtis (David Wilson) and Larry Storch (Orenov) were US Navy shipmates on the submarine tender USS Proteus during World War II and watched the Japanese surrender on the USS Missouri in Tokyo Bay through binoculars, some 300 yards away.