
Actor
Donald Sumpter
Born 1943 · Brixworth, Northamptonshire, England, UK
Donald Sumpter (born 13 February 1943) is an English actor. He has appeared in film and television since the mid-1960s. One of his early television appearances was the 1968 Doctor Who serial The Wheel in Space with Patrick Troughton as the Doctor. He appeared in Doctor Who again in the 1972 serial The Sea Devils with Jon Pertwee. He also appeared in the Doctor Who spin-off The Sarah Jane Adventures. His early film work included a lead role as real life British criminal Donald Neilson in the 1977 film, The Black Panther. He also appeared in many television films and serials, including adaptations of Dickens' novels: Nicholas Nickleby in 2001, Great Expectations in 1999 and Bleak House in 1985. Also in 1985, he was remembered for the part of villain Ronnie Day in Big Deal. He played the part of suspected serial killer Alexander Bonaparte Cust in the (1992) Agatha Christie's Poirot episode, The ABC Murders. He has also appeared in episodes of Midsomer Murders, The Bill, Holby City, and A Touch of Frost. He also had a recurring role as Uncle Ginger in the Children's BBC series The Queen's Nose. He played Harold Chapple in Our Friends in the North, and portrayed the physicist Max Planck in Einstein and Eddington. He has also been seen as Kemp in the horror-drama series Being Human. In 2011 he portrayed Maester Luwin in the HBO series Game of Thrones. His film appearances include The Constant Gardener (2005), K-19: The Widowmaker (2002), Enigma (2001) and Ultramarines: The Movie (2010).
Acting

Game of Thrones
Maester Luwin · 2011

Peaky Blinders
Arthur Bigge · 2013

Chernobyl
Zharkov · 2019

Black Mirror
Julian Hereford · 2011

The Girl with the Dragon Tattoo
Detective Inspector Gustaf Morell · 2011

Doctor Who
The President · 2005

Eastern Promises
Yuri · 2007

In the Heart of the Sea
Paul Macy · 2015

Merlin
The Fisher King · 2008

12 Monkeys
Seer · 2015

The Constant Gardener
Tim Donohue · 2005

Doctor Who
Enrico Casali · 1963

Agatha Christie's Poirot
Cust · 1989

Jesus of Nazareth
Aram · 1977

The Man Who Invented Christmas
Haddock / Ghost of Marley · 2017

K-19: The Widowmaker
Dr. Savran · 2002

Endeavour
Emil Valdemar · 2013

The Phoenician Scheme
Chairman · 2025

Midsomer Murders
Tim Settingfield · 1997

Rosencrantz & Guildenstern Are Dead
Claudius · 1991

London Boulevard
Pentonville Governor · 2010

Being Human
Kemp · 2009

Spooks
Stephen Kirby · 2002

Enigma
Leveret · 2001