Donald Sage Mackay
View on IMDb ↗Known for
House
Malcolm in the Middle
The West Wing
Mad Men
Scrubs
Red, White & Royal Blue
Modern Family
ER
Blue Bloods
Alex RiderFilmography (40)
- 2027
Animal FriendsJohn Fitzgerald - 2025
NurembergSenator William Fulbright - 2025
Mystery Island: House RulesDe. Stanley Wellington - 2025
Going DutchGeneral Gus King - 2024
EricJerry - 2024
The RegimeRichard Kaiser - 2023
Red, White & Royal BlueJeffrey Richards - 2023
The Following Events Are Based on a Pack of LiesNorm Niedecker - 2023
The Great EscaperNathan - 2022
Cell 8Pedersen - 2022
WreckHenry Allan - 2020
Alex RiderGeneral Lomis - 2019
TreadstoneGreg Sanders - 2018
Tom Clancy's Jack RyanCJCS Jeff Maguire - 2013
Masters of SexJohn Watson - 2013
The Good MotherBob - 2012
ElementaryBen - 2010
Blue BloodsLt. Mike Collier - 2009
Modern FamilyGeorge - 2009
The Good WifeMike Pedrano - 2009
Play the GameRetirement Home Director - 2009The Amazing Mrs. Novak
- 2007
Mad MenDr. Gosman - 2005
WeedsTSA Agent Warren - 2004
HouseNeil - 2003
NCISKerry Killmartin - 2002
What I Like About YouSuper - 2001
ScrubsDoctor - 2001
According to JimGreg - 2000
Malcolm in the MiddleMan - 2000
The DistrictReporter #1 - 1999
The West WingEllis - 1999
ProvidenceOfficer Duncan - 1998
The Swan Princess: The Mystery of the Enchanted KingdomJean-Bob (voice) - 1997
The PracticeHoward McGowan - 1996
7th HeavenHost - 1995
JAGPilot - 1994
ERDetective Lash - 1993
FrasierEduardo - —A Colt Is My PassportWilson