
Biography
James G. MacDonald is an American actor and director known for his extensive work in film, television, and theater spanning over 35 years. He notably portrayed Captain James Wainwright in the Star Trek: Deep Space Nine episode "Little Green Men." MacDonald has appeared alongside many high-profile actors and worked with acclaimed directors across diverse genres including comedy, drama, thriller, horror, and science fiction. His versatile roles range from a naive young captain in Star Trek to parts in films like Volcano and Tigerland. He has also received awards for his work in theater and filmmaking. Beyond acting, MacDonald writes and directs, and he is active in teaching writing and acting workshops to incarcerated and formerly incarcerated individuals. His career is marked by both character-driven performances and creative contributions behind the scenes.
Acted in 69
2020s
- 2025
- 2022
Single and Ready to Jingle
Greg Polansky
2010s
- 2019
- 2018
- 2016
Sweet/Vicious
Officer Ballard · 2 episodes
- 2015
- 2014
- 2013
- 2012
- 2011
- 2010
2000s
- 2009
- 2008
- 2006
- 2005
- 2003
Peacemakers
Caleb McGinty · 1 episode
- 2002
Hostage
SWAT Team Commander
- 2001
- 2000
Perfect Murder, Perfect Town: JonBenét and the City of Boulder
Det. Mark Beckner
1990s
- 1998
Sour Grapes
Detective Frehill
- 1997
Vanishing Point
Asst. FBI Agent
- 1996
- 1995
Eye of the Stalker
Gerry
Jake and The Kid
Louis · 1 episode
- 1994
- 1993
Class of '61
Movie
- 1992
- 1991
NYPD Mounted
Movie
- 1990