Mr. Sokolov 1 episode, 2020
Blake North (4 episodes, 2016)
George Amherst 1 episode, 2018-2019
Dr. Potter 1 episode, 2014
Officer Bryce (1 episode, 2012)
Governor James Murray (1 episode, 2014)
Vance Foster (1 episode, 2012)
Gregory White (6 episodes, 2008)
Alexander Gallo / ... (1 episode, 2009)
Frank Simes / ... (2 episodes, 2002-2009)
Dr. Franks (6 episodes, 2004-2009)
Hospital Administrator (1 episode, 2000)
Adrian Fayne (1 episode, 1996)
Dr. MacGruder (2 episodes, 1995-1996)
Paul Mossinger (1 episode, 1993)
Jack Kerouac (1 episode, 1990)
Sam (unknown episodes, 1990)