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Donald Sage Mackay
0.2 Popularity
Known For
0.0
John Fitzgerald
Animal Friends
2026
7.2
Senator William Fulbright
Nuremberg
2025
6.0
De. Stanley Wellington
Mystery Island: House Rules
2025
5.6
General Gus King
Going Dutch
2025
7.0
Jerry
Eric
2024
6.1
Richard Kaiser
The Regime
2024
6.6
Nathan
The Great Escaper
2023
7.1
Norm Niedecker
The Following Events are Based on a Pack of Lies
2023
7.9
Jeffrey Richards
Red, White & Royal Blue
2023
5.7
Henry Allan
Wreck
2022
Credits
Animal Friends
as John Fitzgerald
2026
0.0
Nuremberg
as Senator William Fulbright
2025
7.2
Mystery Island: House Rules
as De. Stanley Wellington
2025
6.0
Going Dutch
as General Gus King
2025
5.6
Eric
as Jerry
2024
7.0
The Regime
as Richard Kaiser
2024
6.1
The Great Escaper
as Nathan
2023
6.6
The Following Events are Based on a Pack of Lies
as Norm Niedecker
2023
7.1
Red, White & Royal Blue
as Jeffrey Richards
2023
7.9
Wreck
as Henry Allan
2022
5.7
Cell 8
as Pedersen
2022
6.6
Alex Rider
as General Lomis
2020
7.8
Treadstone
as Greg Sanders
2019
7.1
Tom Clancy's Jack Ryan
as CJCS Jeff Maguire
2018
7.7
Masters of Sex
as Prosecutor John Watson
2013
7.1
Elementary
as Ben
2012
7.6
Blue Bloods
as Lt. Mike Collier
2010
7.8
Modern Family
as George
2009
7.9
The Good Wife
as Mike Pedrano
2009
7.6
🎬
The Amazing Mrs. Novak
2009
0.0
Play the Game
as Retirement Home Director
2009
5.8
Mad Men
as Dr. Gosman
2007
8.1
Weeds
as TSA Agent Warren
2005
7.5
House
as Neil
2004
8.6
NCIS
as Kerry Killmartin
2003
7.6
What I Like About You
as Super
2002
6.3
According to Jim
as Greg
2001
6.5
Scrubs
as Doctor
2001
8.0
Scrubs
as Dr. Page
2001
8.0
The District
as Reporter #1
2000
6.8
Malcolm in the Middle
as Man
2000
8.5
The West Wing
as Ellis
1999
8.2
Providence
as Officer Duncan
1999
6.5
The Swan Princess: The Mystery of the Enchanted Kingdom
as Jean-Bob (voice)
1998
6.0
The Practice
as Howard McGowan
1997
7.6
7th Heaven
as Host
1996
6.4
JAG
as Pilot
1995
7.3
ER
as Detective Lash
1994
7.8
Frasier
as Eduardo
1993
7.7