---
name: "Donald Sage Mackay"
canonical: "https://film.one/person/donald-sage-mackay"
roles: []
born: "12 July 1964"
reviewed_on_fi1m: 1
average_over: 1
updated: "2026-09-17T13:40:06.930036+00:00"
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# Donald Sage Mackay

Actor. Born 12 July 1964 in Contra Costa, California, USA.

## Details

- **Born:** 12 July 1964, Contra Costa, California, USA
- **Elsewhere:** https://www.wikidata.org/wiki/Q23900351, https://www.imdb.com/name/nm0533155/, https://www.themoviedb.org/person/1212128

## Coming up

- *Animal Friends* (2027-01-21), as John Fitzgerald

## Streaming the US now

- **HBO Max:** [*The Regime*](https://film.one/tv/the-regime.md) (48)

For United States; add `?region=XX` for another country.

## Biography

Donald Sage Mackay is an American actor. He trained at the University of California, San Diego, where he received an MFA in acting.

Mackay has appeared in numerous television series, including guest roles in *House* (2004), *Mad Men* (2007), *Modern Family* (2009), *NCIS* (2003) and *Elementary* (2012). Recent credits include *Wreck* (2022–2024) as Henry Allan, *Eric* (2024) as Jerry, and *The Regime* (2024) as Richard Kaiser. He is also credited in *The Great Escaper* (2023) and the forthcoming *Nuremberg* (2025) as Senator William Fulbright.

*Sources: imdb.com, rottentomatoes.com, 42mp.com.*

## On Fi1m (1)

- *The Regime* (2024), Fi1m 48, as Richard Kaiser — [page](https://film.one/tv/the-regime.md)

## Complete filmography (40)

Every credit, newest first. Titles without a page can be requested for review on the HTML page.

- *Animal Friends* (2027), as John Fitzgerald
- *Nuremberg* (2025), as Senator William Fulbright
- *Mystery Island: House Rules* (2025), as De. Stanley Wellington
- *Going Dutch* (2025), series, as General Gus King
- *Eric* (2024), series, as Jerry
- *The Regime* (2024), series, as Richard Kaiser — Fi1m 48, [page](https://film.one/tv/the-regime.md)
- *The Great Escaper* (2023), as Nathan
- *The Following Events Are Based on a Pack of Lies* (2023), series, as Norm Niedecker
- *Red, White & Royal Blue* (2023), as Jeffrey Richards
- *Wreck* (2022), series, as Henry Allan
- *Cell 8* (2022), series, as Pedersen
- *Alex Rider* (2020), series, as General Lomis
- *Treadstone* (2019), series, as Greg Sanders
- *Tom Clancy's Jack Ryan* (2018), series, as CJCS Jeff Maguire
- *Masters of Sex* (2013), series, as John Watson — Fi1m 74, [page](https://film.one/tv/masters-of-sex.md)
- *The Good Mother* (2013), as Bob
- *Elementary* (2012), series, as Ben
- *Blue Bloods* (2010), series, as Lt. Mike Collier
- *Modern Family* (2009), series, as George — Fi1m 77, [page](https://film.one/tv/modern-family.md)
- *The Good Wife* (2009), series, as Mike Pedrano — Fi1m 84, [page](https://film.one/tv/the-good-wife.md)
- *The Amazing Mrs. Novak* (2009), series, Acting
- *Play the Game* (2009), as Retirement Home Director
- *Mad Men* (2007), series, as Dr. Gosman — Fi1m 88, [page](https://film.one/tv/mad-men.md)
- *Weeds* (2005), series, as TSA Agent Warren — Fi1m 76, [page](https://film.one/tv/weeds.md)
- *House* (2004), series, as Neil — Fi1m 78, [page](https://film.one/tv/house-2004.md)
- *NCIS* (2003), series, as Kerry Killmartin
- *What I Like About You* (2002), series, as Super
- *According to Jim* (2001), series, as Greg
- *Scrubs* (2001), series, as Doctor, Dr. Page
- *The District* (2000), series, as Reporter #1
- *Malcolm in the Middle* (2000), series, as Man
- *The West Wing* (1999), series, as Ellis — Fi1m 86, [page](https://film.one/tv/the-west-wing.md)
- *Providence* (1999), series, as Officer Duncan
- *The Swan Princess: The Mystery of the Enchanted Kingdom* (1998), as Jean-Bob (voice)
- *The Practice* (1997), series, as Howard McGowan
- *7th Heaven* (1996), series, as Host
- *JAG* (1995), series, as Pilot
- *ER* (1994), series, as Detective Lash — Fi1m 88, [page](https://film.one/tv/er.md)
- *Frasier* (1993), series, as Eduardo — Fi1m 88, [page](https://film.one/tv/frasier.md)
- *A Colt Is My Passport*, as Wilson

---
© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/person/donald-sage-mackay