Clive Mantle

Clive Mantle is a British actor best known for playing Mike Barratt in the BBC medical drama Casualty and Greatjon Umber in Game of Thrones. Born in Barnet, London, he trained at RADA. His career spans theatre, television, and film, with extensive work at the RSC and the National Theatre. As an audiobook narrator, Mantle brings a deep, resonant voice and strong theatrical training. He is particularly known for his narration of the Dorian Hawkmoon and other fantasy titles, where his commanding vocal presence suits epic storytelling. His theatrical background gives him excellent character differentiation and emotional range.