
David Ian Hewlett (born April 18, 1968) is an English-born Canadian actor best known for his role as Dr. Meredith Rodney McKay on the science fiction television shows Stargate SG1 and Stargate Atlantis.

Levels
Oliver
2024

Gatekeepers
Bruce
2024

A Thousand Cuts
Cornelius
2024

Guillermo del Toro's Cabinet of Curiosities
Masson · (1 episode)
2022

The Swearing Jar
Bill
2022

Nightmare Alley
Dr. Elrood
2021

Clarice
Anthony Herman · (5 episodes)
2021

Lie Exposed
Brian
2020

Turkey Drop
Mr. Jacobs
2019

Midway
Husband Kimmel
2019

All About Who You Know
Michael
2019

See
Tormada · (10 episodes)
2019

Lucky Day
Derrek Blarney
2019

Warigami
(10 episodes)
2019

Departure
Bill Ratch · (6 episodes)
2019

Hudson & Rex
Nelson Dwyer · (2 episodes)
2019

The Shape of Water
Fleming
2017

Incorporated
Chad · (4 episodes)
2016

Private Eyes
Earl Baer · (1 episode)
2016

Dark Matter
Talbor Calchek · (3 episodes)
2015

State of Syn
Aslin Kane · (8 episodes)
2013

Haunter
Olivia's Father
2013

FANomenon
Self
2013

Rage of the Yeti
Mills
2011

Morlocks
Radnor
2011

Rise of the Planet of the Apes
Douglas Hunsiker
2011

Suits
Nathan Burns · (1 episode)
2011

The Whistleblower
Fred Murray
2010

Splice
Barlow
2010

Helen
Frank
2009

Stargate Universe
Rodney McKay · (1 episode)
2009

Stargate Atlantis: Fans' Choice
Rodney McKay
2009

Murdoch Mysteries
(1 episode)
2008

A Dog's Breakfast
Patrick
2007

The Closer
Special Agent Jerry Moore · (1 episode)
2005

Boa vs. Python
Dr. Emmett
2004

Stargate Atlantis
Rodney McKay · (100 episodes)
2004

Darklight
Anders Raeborne
2004

Ice Men
Bryan
2004

Foolproof
Lawrence Yeager
2003

Nothing
Dave
2003

Cypher
Virgil C. Dunn
2002

Without a Trace
Fred Watkins · (1 episode)
2002

Mutant X
Hector Freimark · (1 episode)
2001

Treed Murray
Murray
2001

Century Hotel
Michael
2001

The Triangle
Gus Gruber
2001

And Never Let Her Go
Gerry Capano · (2 episodes)
2001

The District
Frederick · (1 episode)
2000

The Life Before This
Nick
1999

Twice in a Lifetime
Mr. Green · (1 episode)
1999

Survivor
Doc
1999

Cube
Worth
1998

On the 2nd Day of Christmas
Mel
1997

Bad Day on the Block
Andrew
1997
Joe's Wedding
Rob Fitzgerald
1996

Elevated
Hank
1996

Traders
Grant Jansky · (83 episodes)
1996

ER
Mr. Schudy · (1 episode)
1994

Monster Force
(13 episodes)
1994

Dead Meat
1993

Kung Fu: The Legend Continues
Dr. Nicholas (Nickie) Elder · (88 episodes)
1993

The Boys of St. Vincent: 15 Years Later
Steven Lunney (age 25)
1992

Forever Knight
(1 episode)
1992

Desire and Hell at Sunset Motel
Deadpan
1992

Quiet Killer
Nyles Chapman
1992

The First Circle
'Ruska' Rostislav
1992

A Savage Christmas: The Fall of Hong Kong
Walter Jenkins
1992

The Valour and the Horror
Walter Jenkins · (1 episode)
1992

Split Images
Gary Hammond
1992

Scanners II: The New Order
David Kellum
1991

Deep Sleep
Terry
1990

Where the Heart Is
Jimmy
1990

The Penthouse
Joe Dobson
1989

Pin
Leon
1988

My Secret Identity
(1 episode)
1988

Friday the 13th: The Series
Cal · (1 episode)
1987

The Darkside
Chuckie
1987