Acting · Oconomowoc, Wisconsin, USA
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.
TVBallard
2025
as Naylin
MovieSingle and Ready to Jingle
2022
as Greg Polansky
TVThe Winchesters
2022
as Jimmy Mixon
TVAll Rise
2019
as Ken Maples
TVThe Rookie
2018
as FBI Driving Instructor
TVSweet/Vicious
2016
as Officer Ballard
MovieLittle Boy
2015
as Recruitment Sergeant
TVCrisis
2014
as Skip
TVMarvel's Agents of S.H.I.E.L.D.
2013
as Agent Jacobson
MovieMontana Amazon
2013
as Heirik
MovieTexas Chainsaw 3D
2013
as Officer Marvin
TVChicago Fire
2012
as ADC Adam Perry
TVVegas
2012
as George Blanchford
TVMajor Crimes
2012
as Lt. Reed
TVLongmire
2012
as Randolph Hale
TVScandal
2012
as Interrogator
MovieFissure
2011
as Paul Grunning
TVLove Bites
2011
as James Feeney
MovieThe Kids Are All Right
2010
as Clay's Dad
TVNCIS: Los Angeles
2009
as DEA Special Agent John Ness
TVCastle
2009
as Benjamin Wade
TVLie to Me
2009
as Detective Riley
TVThe Mentalist
2008
as Sgt. Bigley
TVIn Plain Sight
2008
as Peter O'Dell
MovieHome of the Brave
2006
as Ray
TVVanished
2006
as Man chasing Sara
TVThe Unit
2006
as Willis Meeks
TVCommander in Chief
2005
as Agent Bennett
TVCriminal Minds
2005
as Det. Dennison
TVWeeds
2005
as 2nd Cop
TVNCIS
2003
as Captain Faul
TVPeacemakers
2003
as Caleb McGinty
MovieHollywood Homicide
2003
as Danny Broome
MoviePhone Booth
2003
as Negotiator
MovieHostage
2002
as SWAT Team Commander
TVWithout a Trace
2002
as Kevin
TVCSI: Miami
2002
as Dan Becks
TV24
2001
as Officer
MovieJoy Ride
2001
as Local in Nebraska Bar
TVThe Division
2001
as Bob Jenkins
MovieTigerland
2000
as Staff Sgt. Thomas
TVCSI: Crime Scene Investigation
2000
as Kenneth Ward
MovieSpace Cowboys
2000
as Capcom
MoviePerfect Murder, Perfect Town: JonBenét and the City of Boulder
2000
as Det. Mark Beckner
TVFantasy Island
1998
as Rex Raskin
TVSex and the City
1998
as Garth
MovieSour Grapes
1998
as Detective Frehill
MovieMercury Rising
1998
as SWAT Team Leader Francis
TVThe Magnificent Seven
1998
as Will Richmond
TVBrooklyn South
1997
as Marshal Bovier
MovieVolcano
1997
as Terry Jasper
TVBuffy the Vampire Slayer
1997
as Detective Stein
MovieTurbulence
1997
as 1st Officer Ted Kary
MovieThe Fan
1996
as Sick Sean's Dad
MovieBlackout
1996
as Mechanic
MovieThe Birdcage
1996
as Crewman (Uncredited)
TVPacific Blue
1996
as Eitner
MovieBroken Arrow
1996
as Park Ranger Baker
MovieEye of the Stalker
1995
as Gerry
TVJake and The Kid
1995
as Louis
TVJAG
1995
as Walt Rockwell
TVTouched by an Angel
1994
as Gary McGregor
TVER
1994
as Gary McWayne
TVStar Trek: Deep Space Nine
1993
as Captain James Wainwright
MovieMalcolm X
1992
as Lieutenant
MovieNYPD Mounted
1991
MovieTwo Evil Eyes
1990
