The video, filmed last night in London s Leicester Square, shows two women and a man ripping down the posters before the man, noticing he is being filmed, walks away.
The 77-year old soap star has been left stunned after being told by ITV bosses that she was being offered security to protect her from anti-Semitic attacks, saying: this is where we are now .
The 210 signatories are led by Sir Tom Stoppard and Dame Maureen Lipman (pictured), and include the likes of Lord Owen, Professor Richard Dawkins and Rachel Riley.