Science President (1 episode, 2014)
Jeffery Meachum 1 episode, 2014
Nash Aarons (1 episode, 2013)
Dr. Bradley (1 episode, 2015)
Museum Director (1 episode, 2014)
Detective Richland / ... (2 episodes, 2002-2006)
Principal Reichart (1 episode, 2002)
Dean Riley / ... (2 episodes, 2003-2008)
Inspector General Buckley
Dr. Serden 1 episode, 2016