The Tinker Tailor Soldier Spy star was making a withdrawal from an ATM when she was accosted, but Burke managed to outsmart the would-be robber.

In a post on Twitter.com, she wrote, "To the kid that just tried to rob me at the cash point - f**k you small fry - my genius is street wisdom!"

After concerned fans asked about the incident, she added, "I'm fine thanks guys - good warning for folks to be aware - it's nuts out there cos of poxy Crimbo (silly Christmas)."

Burke is best known for her appearances in U.K. TV comedies Absolutely Fabulous, Harry Enfield and Chums, and French and Saunders.