A strait-laced British banker hires an eccentric private detective to follow his free-spirited American wife, whom he suspects is cheating on him.

Overwhelmed by her suffocating schedule, touring European princess Ann takes off for a night while in Rome. When a sedative she took from her doctor kicks in, however, she falls…

An ex-chorus girl lives on the Riviera, supported by a married man she doesn’t know is a crook.