Murph the Surf

Murph the Surf, also known as Live a Little, Steal a Lot, is a 1975 film based on a jewel burglary involving the surfer Jack Roland Murphy, who had the nickname "Murph the Surf". Starring Robert Conrad, Don Stroud and Donna Mills, it was directed by Marvin J. Chomsky. The New York Times edition of October 20, 2019 revisited the true story of Jack Murphy's theft of the irreplaceable gemstones from a poorly guarded Museum of Natural History.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.