Kenneth Malverne 4 episodes, 2016-2018
Henry Roarke 6 episodes, 2017
Lucas Nash 2 episodes, 2019-2020
Gary Coomer 1 episode, 2015
Rick Schweikart 13 episodes, 2015-2020
Gerald Lydon (1 episode, 2013)
Dr. Richard Nelson (1 episode, 2013)
Professor Hearst (5 episodes, 2011-2012)
Jack Quayle (1 episode, 2012)
Tommy Segara (2 episodes, 2011-2012)
Minister Fawkes (2 episodes, 2009)
Dr. Michael Rubin (1 episode, 2013)
Leonard Ralston / ... (4 episodes, 2006-2007)
Paul Ramont (2 episodes, 2006-2007)
Professor Kasnov (4 episodes, 2005-2006)
Don Taylor (1 episode, 2010)
Dr. Anthony Woodel (1 episode, 2010)
Lance Wagner (1 episode, 2006)
Идеал (2002)
The Perfect You (5.40)
Dr. Levy
DEA Agent Riddick (1 episode, 2002)
Gil Byrnes (9 episodes, 2001-2002)
Жуки (2001)
They Crawl (3.50)
Prof. Jurgen
Agent Gagomiros (2 episodes, 2001)
Ray Henry (2 episodes, 2002)
Dr. Mark Daniels / ... (3 episodes, 1999-2014)
Josh (6 episodes, 1998-1999)
Skippy Deere (unknown episodes, 1997)
Dr. David Kotlowitz (4 episodes, 1998)
Dr. Peter Voss (1 episode, 2000)
Neil Burnside (2 episodes, 1998)
Al Archer / ... (7 episodes, 1990-2004)
C.R. Heaton / ... (2 episodes, 1987-1989)
CIA Director Skinner 1 episode, 2014
William Voight 1 episode, 2020