Did Cary Grant work as an elevator operator in the flatiron building New York?

There is no evidence that Cary Grant ever worked as an elevator operator in the Flatiron Building in New York.

Cary Grant was a very successful actor and did not need to work as an elevator operator. He was born in England and began his career in the 1930s in Britain. He moved to Hollywood in the late 1930s and went on to become a major film star.

While there are stories about actors taking on odd jobs before they became famous, there is no connection between Cary Grant and the Flatiron Building.