Donald Sage Mackay
Where to watch Donald Sage Mackay in United States. On screen since 1993. Licensed apps only — 24 titles we track below.
Where to watch their titles
House
Neil · 2004
Malcolm in the Middle
Man · 2000
Modern Family
George · 2009
NCIS
Kerry Killmartin · 2003
Elementary
Ben · 2012
Tom Clancy's Jack Ryan
CJCS Jeff Maguire · 2018
Red, White & Royal Blue
Jeffrey Richards · 2023
Mad Men
Dr. Gosman · 2007
Nuremberg
Senator William Fulbright · 2025
Weeds
TSA Agent Warren · 2005
Blue Bloods
Lt. Mike Collier · 2010
ER
Detective Lash · 1994
Frasier
Eduardo · 1993
The Good Wife
Mike Pedrano · 2009
The West Wing
Ellis · 1999
Masters of Sex
John Watson · 2013
JAG
Pilot · 1995
According to Jim
Greg · 2001
Alex Rider
General Lomis · 2020
Eric
Jerry · 2024
Treadstone
Greg Sanders · 2019
The Swan Princess: The Mystery of the Enchanted Kingdom
Jean-Bob (voice) · 1998
7th Heaven
Host · 1996
Scrubs
Doctor · 2001