The BBC has commissioned a series of Shakespeare adaptations as part of the Cultural Olympiad and London 2012 Festival.

'The Hollow Crown' features adaptations of Richard II, Henry IV parts I and 2 and Henry V, and is part of the BBC's Shakespeare Unlocked season.

Actors Tom Hiddleston and Jeremy Irons spoke to the BBC's Tim Muffett from the set.

Watch Henry IV Part 1 on BBC Two on Saturday 7th July at 9pm