Terence Reginald Kelly (born June 12, 1944) is a Canadian film, television and stage actor. He is best known for his roles as RCMP officer Sgt. Wilkes in Red Serge, for which he garnered a Gemini Award nomination for Best Actor in a Dramatic Program or Mini-Series at the 2nd Gemini Awards in 1987, and as Grandpa Heffley in the Diary of a Wimpy Kid series.
In the Name of the King: A Dungeon Siege Tale
As Trumaine
Trixie
As Mr. Lang
Married Life
As Dr. Anderson
A Stranger in the Mirror
As Eddie Barrigan
Beyond the Stars
As Al Fletcher
A Christmas Miracle for Daisy
As Kris Kringles
A Piano for Mrs. Cimino
As Mr. Emory
Child of Rage
As Mike
Y2K
As Roy Jenkins
The Silencer
As Neal Donovan
Just One Kiss
As Harry
A Royal Runaway Romance
As Arnie
McCabe & Mrs. Miller
As Quigley
Borderline
As Lutzner
Jane's House
As Judge
In Their Skin
As Attendant
Window Wonderland
As Mac
The Naked Man
The Hunted
As Griffin
And the Sea Will Tell
As Wheeler
The Exorcism of Emily Rose
As Medical Examiner
The Accident
Mr. Magoo
As McManus
Boundaries
As Gruff Board Member
Walking Tall
As Judge L. Powell
Rags
As Troy
Diary of a Wimpy Kid: Rodrick Rules
As Grandpa Heffley
A Bundle of Trouble: An Aurora Teagarden Mystery
As Mr. Walker
The Christmas Train
As Higgins
Watchmen
As Destruction Firefighter
Finding Father Christmas
As Rick Torrance
Agent Cody Banks
As Dog Walker
When a Stranger Calls Back
As Medical Examiner
The Oval Portrait
Christmas Lost and Found
As Shep
Star 80
As Charlie
The Changeling
As Sergeant Durban
Picture a Perfect Christmas
As Simon Baylock
Love in Store
As Al
Love, Again
As Walter
Firestorm
As Lawyer
Jack Reed: One of Our Own
As Pete Myers
A Man, a Woman and a Bank
As Bank Manager
Diary of a Wimpy Kid: Dog Days
As Grandpa Heffley
Sonic the Hedgehog
As Farmer Zimmer
First Target
As Clay
The Big Year
As Pete Shackelford
Christmas Unleashed
As Doug Davies
Catch and Release
As Mr. Wheeler
A Glenbrooke Christmas
As Wyatt Mooney
The Picture of Christmas
As Jack Hart
When Calls The Heart: Christmas
As Sam Bailey
Cold Squad
The Dead Zone
21 Jump Street
As Principal Byrd
Supernatural
As Daniel Elkins
Da Vinci's Inquest
MacGyver
As Brosz
Millennium
As Detective Kerney
Smallville
As Prison Doctor
Night Visions
As Pastor James
Stargate SG-1
As Miles Hagan
Fear Itself
As Reverend
Harper's Island
As Reverend Fain
Higher Ground
As Mr. Scarbrow
Tom Stone
Breaking News
The Crow: Stairway to Heaven
Red Serge
The Outer Limits
As Oscar Reynolds
Stargate Atlantis
As Orin
The X-Files
As George Usher
Palace Guard
Viper
As Johnny
Eureka
As Charlie
The Good Doctor
As Donald
Titanic
As Captain Arthur Henry Rostron
It
As Officer Nell
Airwolf
As Longfellow
R. L. Stine's The Haunting Hour
As Gramps
The Odyssey
As Dr. Rappaport
Poltergeist: The Legacy
As Mr. Klein
Psych
As Professor Enrico
Caprica
As Mayor
Glory Days
As Bessam
First Wave
As Keenan
Bates Motel
As Dickie Bolton