Donald Sage Mackay
Acting
Filmography (37)
Nuremberg
2025
Actor: Senator William Fu…
Mystery Island: House Rules
2025
Actor: De. Stanley Wellin…
TV
Going Dutch
2025
Actor: General Gus King
TV
Eric
2024
Actor: Jerry
TV
The Regime
2024
Actor: Richard Kaiser
The Great Escaper
2023
Actor: Nathan
TV
The Following Events are Based on a Pack of Lies
2023
Actor: Norm Niedecker
Red, White & Royal Blue
2023
Actor: Jeffrey Richards
TV
Wreck
2022
Actor: Henry Allan
TV
Cell 8
2022
Actor: Pedersen
TV
Alex Rider
2020
Actor: General Lomis
TV
Treadstone
2019
Actor: Greg Sanders
TV
Tom Clancy's Jack Ryan
2018
Actor: CJCS Jeff Maguire
TV
Masters of Sex
2013
Actor: Prosecutor John Wa…
The Good Mother
2013
Actor: Bob
TV
Elementary
2012
Actor: Ben
TV
Blue Bloods
2010
Actor: Lt. Mike Collier
TV
Modern Family
2009
Actor: George
TV
The Good Wife
2009
Actor: Mike Pedrano
Play the Game
2009
Actor: Retirement Home Di…
TV
Mad Men
2007
Actor: Dr. Gosman
TV
Weeds
2005
Actor: TSA Agent Warren
TV
House
2004
Actor: Neil
TV
NCIS
2003
Actor: Kerry Killmartin
TV
What I Like About You
2002
Actor: Super
TV
According to Jim
2001
Actor: Greg
TV
Scrubs
2001
Actor: DoctorActor: Dr. Page
TV
The District
2000
Actor: Reporter #1
TV
Malcolm in the Middle
2000
Actor: Man
TV
The West Wing
1999
Actor: Ellis
TV
Providence
1999
Actor: Officer Duncan
The Swan Princess: The Mystery of the Enchanted Kingdom
1998
Actor: Jean-Bob (voice)
TV
The Practice
1997
Actor: Howard McGowan
TV
7th Heaven
1996
Actor: Host
TV
JAG
1995
Actor: Pilot
TV
ER
1994
Actor: Detective Lash
TV
Frasier
1993
Actor: Eduardo