J.B. Sloan 1 episode, 2017
Malcolm Busquet (1 episode, 2016)
Prof. Brian Devlin (1 episode, 2012)
Dale Lamborn (1 episode, 2012)
Steve (хроника) (в титрах отсутствует)
Richard Karinsky (97 episodes, 1995-2000)
Lance Keys (1 episode, 1993)
Ron Gillette (unknown episodes, 1994)
Emile Hanratty (segment 'Healing')