Completed a PostGrad Acting Course at ALRA in London.Graduated with a 2:1 in Politics from the University of the West of England (UWE) in Bristol.Can trace her family tree back to the 12th century.Before making a living out of acting she worked as an office manager and PA for the charities Macmillan Cancer Relief and Comic Relief.Has a Shih Tzu cross named Peggy.Once had severe agoraphobia.Raised over £1 million for Sports Relief in 2010 by cycling the length of Britain (John O'Groats in Scotland to Lands End in England) along with David Walliams , Jimmy Carr , Fearne Cotton , Patrick Kielty , Davina McCall and Russell Howard .As a guest on "The Graham Norton Show" (2007) (2010), the comedienne revealed that, because of her loftiness, she is occasionally addressed as "Sir" or "Mr".Her parents are Dee Hart Dyke and former Royal Navy officer Captain David Hart Dyke. Her sister is Alice Louisa Hart Dyke.At school (Downe House in Berkshire), her head girl was Clare Balding .Her uncle is Lord Luce, her grandfather was Sir William Luce.