
Tristan Gemmill
Acting
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 Shows(16)

Agatha Christie's Seven Dials
Doctor Jackman
2026

The Crown
Dr Richard Thompson
2016

Father Brown
Inspector Neil Beckett
2013

Call the Midwife
Clifford Raines
2012

Death in Paradise
Marc Campese
2011

Meadowlands
David York
2007

Mayo
Lawrence Davis
2006

The Golden Hour
Sgt Jim Travis
2005

Distant Shores
Duncan McCallister
2005

Red Cap
2003

Judge John Deed
Dr. David Barbara
2001

Loose Women
Self
1999

Nancherrow
1999

Agatha Christie's Poirot
Major Despard
1989

Casualty
Adam Trueman
1986

Winston Churchill: The Wilderness Years
Schoolboy
1981
Movies(10)

An Enemy Within
William Wingate
2025

The Adventurer: The Curse of the Midas Box
Isambard Black
2013

Flying Blind
Robert
2013

Comet: A Great British Air Disaster
Self - Narrator (voice)
2013

Hannibal: Rome's Worst Nightmare
Varro
2006

The Jacket
Officer Nash
2005

Gladiatress
Firmus
2004

The Gospel of John
Andrew
2003

The Life of Jesus
Andrew
2003

Nancherrow
Walter
1999