United Kingdom, June 14 -- Colin Firth's ex-wife has blasted Gwyneth Paltrow as a "nasty person" over her advert for an Israeli property company.

Livia Giuggioli was horrified when she saw Gwyneth's commercial for luxury real estate development 51 park, which is believed to be located just miles from where Palestinians are being killed and displaced, and she took to Instagram to lash out at the Oscar-winner.

She also revealed she was axing a planned visit for Gwyneth to her Italian farm.

Livia fumed: "I just cancelled Gwyneth Paltrow. She was supposed to come to the farm in a couple of weeks' time on a tour, a soil-to-fork farm experience. And we just cancelled her because what she did is completely unacceptable.

"I actually have an a...