Damien Timmer
Development Executive · at Mammoth Screen · London, England, UK
Damien Timmer is a development executive at Mammoth Screen based in London, England, UK with 16 credits on Production List, most recently The Detection Club (producer, in pre-production). Other credits include Agatha Christie's Endless Night, Hercule and The Witch Farm. Production List last updated this profile on July 6, 2026.
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About
Damien Gerard Timmer (born 20 October 1968, Chelsea, London) is the Founder and Chief Creative Officer of Mammoth Screen, the British independent production company he established in 2007, which is part of the ITV Studios group. He has executive produced landmark British drama series for the BBC, ITV, Channel 4, Sky, Netflix, Amazon, HBO, BritBox and PBS, including Poldark, Victoria, Endeavour, The Serpent, World on Fire, and a wide range of Agatha Christie adaptations. Prior to founding Mammoth Screen, he served as Head of Drama at ITV Productions and Head of Granada London Drama, where he oversaw Poirot, Marple and Lewis. He graduated from the University of Oxford with a degree in History.
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Source: Production List, published by the Film & Television Industry Alliance. Cite this page as https://www.productionlist.com/production-role/damien-timmer (last updated Jul 6, 2026).