[citation needed] While living in Coronado, California with her family, Billy Wilder, then filming Some Like It Hot (1959), saw Wagner swimming and offered her a screen test.
[2] Wagner travelled the world as a fashion model, then made her television debut in an episode of Wagon Train in 1959.
"[citation needed] She married fellow underwater expert Courtney Brown, whom she had met while working on the shows.
Her film career included roles in Rio Conchos (1964), Out of Sight (1966), Destination Inner Space (1966), A Covenant with Death (1967), Rosemary's Baby (1968) and Guns of the Magnificent Seven (1969).
Wagner also made guest appearances in other television shows including Flipper, Lassie, Mannix, and The Rookies.