Affair in Reno (1957)

Gloria Hall, an irresponsible heiress, is in Reno for her second divorce, and falls for Tony Lamarr, a fortune-hunting gambler and casino owner. J. B. Del Monte,her father in New York City, sends his public-relations man, Bill Carter, to buy off the gambler if Carter is not successful in convincing Glaoria that Lamarr is interested only in her money. When Bill is attacked at the Reno airport, Del Monte arranges, sight-unseen, for a bodyguard to go to Reno to look after Carter...and his $100,000. The bodyguard turns out to be Nora Ballard, an attractive girl and a Judo expert.