Roughing It
2002 · Professor Rhodes
Johnson County War
2002 · Sen. Thorpe
Little Men
1998 · Series · Mr. Dandridge
Escape Clause
1996 · Oldest Member
Hostile Advances: The Kerry Ellison Story
1996 · Judge Victor Warfield
The Hardy Boys
1995 · Series · Parsons (as Rob Hartman)
Kissinger and Nixon
1995 · Ambassador Ellsworth Bunker
The Android Affair
1995 · Palmer (as Ron Hartman)
Choices of the Heart: The Margaret Sanger Story
1995 · Dr. Benjamin
The Santa Clause
1994 · Judge
Getting Gotti
1994 · Judge Fisk
A Little Piece of Heaven
1991
Murder Sees the Light
1986 · Westmorland
Doctor Yes: The Hyannis Affair
1983 · Roger Heath
Double Negative
1980 · Howell
The Heatwave Lasted Four Days
1975 · Inspector
The Sloane Affair:
1972 · Maisler
The Man Who Wanted to Live Forever
1970 · Dr. John Emmett
