Acting
- 2020Motherland: Fort SalemEdwin Collar30 ep.
- 2018Lost in SpaceSenior Resolute Official / Maureen's Boss1 ep.
- 2014When Calls the HeartNed Yost50 ep.
- 2010CapricaDave1 ep.
- 2009VDoomed Man1 ep.
- 2005Da Vinci's City Hall13 ep.
- 2001Night VisionsDr. Palmquist (segment "Now He's Coming Up the Stairs")1 ep.
- 2000NurembergThomas J. Dodd1 ep.
- 1998Da Vinci's Inquest11 ep.
- 1998Cold Squad1 ep.
- 1996MillenniumArt Nesbitt1 ep.
- 1995Jake and The KidThe Major1 ep.
- 1995SlidersMr. Gale1 ep.
- 1994ViperJake Lupo2 ep.
- 1993The X-FilesGalen Muntz4 ep.
Guest appearances
- 2014When Calls the HeartNed Yost50 ep.
- 2018Lost in SpaceSenior Resolute Official / Maureen's Boss1 ep.
- 2013PsychPark Loner1 ep.
- 2013Once Upon a TimeCarny1 ep.
- 2012FringeObserver1 ep.
- 2011CapricaDave1 ep.
- 2009VDoomed Man1 ep.
- 2007SupernaturalGrossman1 ep.
- 1998Da Vinci's Inquest11 ep.
- 2003The Dead ZoneLieutenant Sandowsky1 ep.
- 2001Night VisionsDr. Palmquist (segment "Now He's Coming Up the Stairs")1 ep.
- 2001Stargate SG-1Dr. Hamilton1 ep.
- 2000NurembergThomas J. Dodd1 ep.
- 1998Jake and The KidThe Major1 ep.
- 1998Cold Squad1 ep.
- 1997ViperJake Lupo, Yancey Lofton2 ep.
- 1997MillenniumArt Nesbitt1 ep.
- 1993The X-FilesGalen Muntz, Jack, Man on Phone (uncredited), Mental Patient4 ep.
- 1996SlidersMr. Gale1 ep.
Also known as: Hrothgar Mathtews · Horthgar Matthews · Hrogather Matthews · Hrothgar Matthews