“There was swearing. Julie Andrews was smoking on set. It was a very real 1960s set, I can tell you. They were polite around minors to begin with, but that soon ended,” she said.
Dick Van Dyke has admitted that he was an alcoholic at the time playing chimney sweep Bert, and would turn up for shoots suffering from the night before.
The 93-year-old, who has a cameo in the new film, said: “I would go to work with terrible hangovers, which if you’re dancing is really hard.”