Biography
Tristan John Gemmill (born 6 June 1967) is an English actor, most notable for his roles as Dr Adam Trueman on Casualty, and Robert Preston in Coronation Street. He was educated at Holmewood House School, Royal Tunbridge Wells, Kent, up to the age of 13. He then won an Academic Scholarship to Tonbridge School.
TV credits
Rated 7.0 out of 10
Twenty Twenty Six
2026
Rated 6.3 out of 10
Agatha Christie's Seven Dials
2026
Rated 6.9 out of 10
Citadel
2023
Rated 8.2 out of 10
The Crown
2016
Rated 7.6 out of 10
Father Brown
2013
Rated 7.5 out of 10
Call the Midwife
2012
Rated 0.0 out of 10
The Case
2011
Rated 7.4 out of 10
Death in Paradise
2011
Rated 6.5 out of 10
Meadowlands
2007
Rated 4.2 out of 10
Mayo
2006
Rated 0.0 out of 10
The Golden Hour
2005
Rated 7.3 out of 10
Distant Shores
2005
Rated 6.0 out of 10
Celebrity Mastermind
2003
Rated 6.7 out of 10
Red Cap
2003
Rated 6.8 out of 10
Judge John Deed
2001
Rated 3.4 out of 10
Loose Women
1999
Rated 8.0 out of 10
Nancherrow
1999
Rated 6.8 out of 10
Trial & Retribution
1997
Rated 8.2 out of 10
Agatha Christie's Poirot
1989
Rated 6.2 out of 10
Casualty
1986
Rated 6.3 out of 10
Winston Churchill: The Wilderness Years
1981