She was a successful model during the 1950s and was the 'signature face' for Coco Chanel during much of that period. She was the first model to earn more than $US100100 per hour and $100,000 per year, and at one point she was the highest paid model in the industry at $US200 per hour. She is often called the 'original supermodel'.
Her acting debut was in the 1957 film Funny Face with Fred Astaire and Audrey Hepburn. Her other acting credits included Kiss Them for Me, Ten North Frederick and appearances in the TV series Tarzan and The Twilight Zone.
She was especially well known for her laidback and honest style. She publicly condemned the use of alcohol and cigarettes, and suggested that marriage killed all romance.