as Jonathan

as Warren Erickson
2005

as Benjamin Paxton
2002

as Jonathan
1971

as Lyle Carver
2002

as Donald Burns
1980

as Alan Bayliss
1974

as Haim
2000

as Dr. David Campbell
1986

as Llyod Ruben
1986

as Duncan Harper
1982

as Billy Vincent
1984

as Jacob Christmas
1979
as Danzinger
2013

as Dr. Raymond Parks
2017

as Dr. Simon
2015

as Danzinger
2013

as Judge Beckston
2012

as Jules (as Kenneth David Gilman)
1999

as David Lattimer
1989

as Tom Reed
1987

as Jordan
1987

as Harry Ross
1984
as Warren
1983

as Paul Cooperman
1982

as Richard Pavlick
1981

as Anthony Bower
as Jonathan
1 ep.

as Warren Erickson
1 episodes

as Benjamin Paxton
1 episodes

as Jonathan
1 episodes

as Lyle Carver
1 episodes

as Donald Burns
1 episodes

as Alan Bayliss
1 episodes

as Haim
1 episodes

as Dr. David Campbell
1 episodes

as Llyod Ruben
1 episodes

as Duncan Harper
1 episodes

as Billy Vincent
1 episodes

as Jacob Christmas
19 episodes

as Dr. Forsythe
1 episodes

as Frank Muresan
1 episodes

as Dr. Hank Kaplan
68 episodes

as Professor Schrader
2 episodes

as Vince Haloran
1 episodes
as Jim Foot
6 episodes