John Tierney

Stargate SG-1

as Monk

Episodes: 2

First Aired: Jul 27, 1997

Siren

as John

Episodes: 2

First Aired: Mar 29, 2018

Millennium

as Preacher

Episodes: 1

First Aired: Oct 25, 1996

The X-Files

as Dr. Jacobs

Episodes: 1

First Aired: Sep 10, 1993

Stargate Atlantis

as Alstrum

Episodes: 1

First Aired: Jul 15, 2004

Viper

as Security Guard

Episodes: 1

First Aired: Jan 02, 1994

Travelers

as Terminal Patient #4

Episodes: 1

First Aired: Oct 17, 2016

Loudermilk

as Glen

Episodes: 1

First Aired: Oct 17, 2017

Highlander: The Series

as Old Father Morton

Episodes: 1

First Aired: Oct 03, 1992

Highlander: The Series

as Angus

Episodes: 1

First Aired: Oct 03, 1992

Psych

as Art

Episodes: 1

First Aired: Jul 07, 2006

First Wave

as Burgess

Episodes: 1

First Aired: Sep 09, 1998