United Kingdom, Aug. 11 -- Dame Emma Thompson turned down a date with US President Donald Trump.

The 66-year-old actress has revealed she was on the set of her movie Primary Colors back in 1995 when she received a phone call from the businessman asking her whether she would like to go out for dinner and stay at one of his hotels - and she initially thought it was a joke.

Speaking at the Locarno Film Festival in Switzerland, Emma explained: "[The phone rang and] it was Donald Trump. He said: 'Hello, this is Donald Trump.'

"I thought it was a joke and asked: 'How can I help you?' Maybe he needed directions from someone.

"Then he said: 'I'd love you to come and stay at one of my beautiful places. Maybe we could have dinner.' I said: 'Wel...