2024
Elsbeth as Dr. Yablonski2020
Star Trek: Picard as Professor James Moriarty2020
Stars in the House as Self2018
New Amsterdam as Vic Wallace2017
The Good Fight as Professor Harrison2014
Gotham as Jacob Skolimski2013
The Blacklist as Baldur Magnusson2012
Elementary as Antoine LaGrange2010
The Fran Drescher Show as Not available2010
The Miraculous Year as Not available2006
The Prestige as Judge2006
Ugly Betty as Dr. Morgan Remus2004
The Nanny Reunion: A Nosh to Remember as Not available2000
Longhair and Doubledome: Good Wheel Hunting as Longhair (voice)1997
The Practice as Judge Barton Wolfe1996
Remember WENN as Desmond Quist1994
Chicago Hope as Not available1994
Duckman as Rodney (voice)1993
Frasier as Dr. Shafer1993
The Nanny as Niles1993
Intimate Portrait as Niles (archive footage)1991
The Perfect Tribute as Gov. Curtin1991
Palomino as Doctor1990
The Hunt for Red October as CPT Charlie Davenport (USS Enterprise)1990
Havana as Marion Chigwell1989
K-9 as Halstead1987
Star Trek: The Next Generation as Professor James Moriarty1987
Frank's Place as Arnold David Tuney1987
The Spirit as Teasdale1986
L.A. Law as C. Howard Grady1986
Matlock as Not available1986
George Washington II: The Forging of a Nation as Patrick Henry1986
Davy Crockett as Congressman1985
MacGyver as Nicholas Helman1985
The Equalizer as Eddie Mason1985
Tall Tales & Legends as Congressman1985
Chain Letters as Steve1985
The Eagle and The Bear as Underhill1984
Murder, She Wrote as Neal Dishman1984
Highway to Heaven as Not available1983
The A-Team as Phillips1983
Scarecrow and Mrs. King as Not available1982
Cheers as Mr. Reinhardt1982
Cagney & Lacey as Not available1982
Remington Steele as Pierre Fumar1981
Dynasty as Not available1980
Texas as Eliot Carrington1974
In Fashion as Moulineaux1971
Great Performances as Moulineaux1971
Columbo as Alex Varrick