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Paul Burrell, the former butler of Princess Diana, is one of England's most famous butlers. Today, butlers are on the rise for very wealthy families in places like Brazil.

Call it the "Downton Abbey" effect — there's been an increased demand for butlers around the world.

A growing number of extremely rich, particularly in countries like Russia, China and Brazil, are looking to hire a trusty attendant with fastidious attention to detail and decorum.

We speak to Anthony Seddon-Holland, a butler who is also the director of the British Butlers Guild. His training courses have been booked through to the next year.