| Year | 
Title | 
Role | 
Notes | 
| 1967 | 
Dragnet | 
Paul Whidden | 
Episode: "The Grenade" | 
| The Virginian | 
Billy Simmons | 
Episode: "The Deadly Past" | 
| Ironside | 
2nd Hippie | 
Episode: "The Leaf in the Forest" | 
| 1969 | 
Room 222 | 
Martin Kaufman | 
Episode: "The Flu" | 
| 1970 | 
The Bold Ones: The Protectors | 
Private Kelley | 
Episode: "A Thing Not of God" | 
| 1970 | 
The Young Lawyers | 
Dan Fulton | 
Episode: "We May Be Better Strangers" | 
| 1970 | 
The Psychiatrist: God Bless the Children | 
Teddy | 
Television film | 
| 1971 | 
Matt Lincoln | 
Christopher | 
Episode: "Christopher" | 
| 1971 | 
Men at Law | 
Ron Martin | 
Episode: "Hostage" | 
| 1971 | 
Nichols | 
Fred Buckerman | 
Episode: "Paper Badge" | 
| 1971 | 
The Psychiatrist | 
Randell File | 
Episode: "Ex-Sgt. Randell File, U.S.A." | 
| 1971 | 
The Mod Squad | 
Larry Wheeler | 
Episode: "Survival" | 
| A Howling in the Woods | 
Justin Conway | 
Television film | 
| 1972 | 
Something Evil | 
Ernest Lincoln | 
Television film | 
| Cannon | 
Larry Bolinger | 
Episode: "A Deadly Quiet Town" | 
| The Mary Tyler Moore Show | 
Matt, Jr. | 
Episode: "You Certainly Are a Big Boy" | 
| 1972, 1977 | 
The Streets of San Francisco | 
Lindy/Walter J. Young | 
2 episodes | 
| Hawaii Five-O | 
Harold/Joey Kalima | 
2 episodes | 
| 1975 | 
All Together Now | 
Bill Lindsay | 
Television film | 
| Police Woman | 
Tommy Donlevy | 
Episode: "Glitter with a Bullet" | 
| Mr. & Ms. and the Magic Studio Mystery | 
David | 
Television film | 
| Wide World Mystery | 
David | 
Episode: "Mr. & Mrs. and the Bandstand Mystery" | 
| Movin' On | 
Gershon Simenov | 
Episode: "Stowaway" | 
| 1975–1976 | 
Harry O | 
Jack Dawes/Richard Trask | 
2 episodes | 
| Barnaby Jones | 
Chris Garrison/Larry Christopher | 
2 episodes | 
| 1976 | 
The Quest: The Longest Drive | 
Wakely | 
Television film | 
| Barbary Coast | 
Garrison | 
Episode: "The Dawson Marker" | 
| The Rookies | 
Dr. Richard Komansky | 
Episode: "The Mugging" | 
| The Quest | 
Wakely | 
2 episodes | 
| 1976–1980 | 
Family | 
Jeff Maitland | 
12 episodes | 
| 1977 | 
Corey: For the People | 
Dan Corey | 
Television film | 
| Lou Grant | 
Andrew Martin | 
Episode: "Hostages" | 
| What Really Happened to the Class of '65? | 
Jaik | 
Episode: "The Girl Nobody Knew" | 
| Wonder Woman | 
Major Dexter | 
Episode: "The Deadly Toys" | 
| 1978 | 
Happily Ever After | 
Richy | 
Television film | 
| 1978–1987 | 
The Love Boat | 
George Allison/Jack Forbes/Allan Davis | 
4 episodes | 
| 1979 | 
Vega$ | 
Vance Spilroy | 
Episode: "Best Friends" | 
| Roots: The Next Generations | 
Lieutenant Hamilton Ten Eyck | 
Miniseries | 
| The French Atlantic Affair | 
Herb Kleinfeld | 
Miniseries | 
| She's Dressed to Kill | 
Alan Lenz | 
Television film | 
| 1979, 1984 | 
Fantasy Island | 
Johnny Court/Donald King | 
2 episodes | 
| 1980 | 
Make Me an Offer | 
Dr. Max Westcott | 
Television film | 
| The Silent Lovers | 
Irving Thalberg | 
Television film | 
| 1981 | 
Killjoy | 
Dr. Paul Trenton | 
Television film | 
| Skokie | 
Herb Lewisohn | 
Television film | 
| 1982 | 
Freedom to Speak | 
William Lloyd Garrison/Patrick Henry/Charles Lindbergh/Rabbi Stephen Wise | 
Miniseries | 
| Quincy M.E. | 
Dr. Walter Ross | 
Episode: "Unreasonable Doubt" | 
| 1983 | 
I Take These Men | 
David Koenig | 
Television film | 
| Trapper John, M.D. | 
Hank Palmer | 
Episode: "Hear Today, Gone Tomorrow" | 
| M.A.D.D.: Mothers Against Drunk Drivers | 
Steve White | 
Television film | 
| Emerald Point N.A.S. | 
Lt. Cmdr. Edwards | 
3 episodes | 
| 1984 | 
The Paper Chase | 
Professor Wendell Peterson | 
Episode: "Judgement Day" | 
| 1984–1986 | 
Crazy Like a Fox | 
Harrison Fox | 
35 episodes | 
| 1987 | 
The Two Mrs. Grenvilles | 
Bratsie Bleeker | 
Television film | 
| Still Crazy Like a Fox | 
Harrison Fox, Jr. | 
Television film | 
| Jake and the Fatman | 
Brent Moore | 
Episode: "Happy Days Are Here Again" | 
| 1988 | 
Highway to Heaven | 
Matthew | 
Episode: "Time in a Bottle" | 
| Hotel | 
Cliff Phillips | 
Episode: "Aftershocks" | 
| Beryl Markham: A Shadow on the Sun | 
Arthur Kane | 
Television film | 
| Sam Found Out: A Triple Play | 
Johnny | 
Television film | 
| Liberace | 
Jamie | 
Television film | 
| Matlock | 
Carl Benedict/Dr.Douglas Clark | 
4 episodes | 
| 1990 | 
Voices Within: The Lives of Truddi Chase | 
Norman De Roin | 
Miniseries | 
| 1991 | 
Father Dowling Mysteries | 
Tim | 
Episode: "The Prodigal Son Mystery" | 
| 1992 | 
In My Daughter's Name | 
Ban Worrall | 
Television film | 
| Murder, She Wrote | 
George Foster | 
Episode: "The Classic Murder" | 
| 1993 | 
The American Clock | 
Moe Baumler | 
Television film | 
| Frasier | 
Phillip Hayson | 
Episode: "The Crucible" | 
| Against the Grain | 
Mr. O’Brien | 
Episode: "E Pluribus Unum" | 
| 1994 | 
RoboCop | 
Chip Chayken | 
4 episodes | 
| NYPD Blue | 
Mr. Bernstein | 
Episode: "Double Abandando" | 
| 1994, 1996 | 
Diagnosis: Murder | 
Thomas Taylor/Peter Trent | 
2 episodes | 
| 1994, 1997 | 
Party of Five | 
Walter Alcott | 
2 episodes | 
| 1995 | 
Lois & Clark: The New Adventures of Superman | 
Emmet Vale | 
Episode: "Metallo" | 
| Star Trek: Voyager | 
John Evansville | 
Episode: "The 37s" | 
| 1996 | 
Norma Jean & Marilyn | 
Darryl F. Zanuck | 
Television film | 
| Superman: The Animated Series | 
Peterson (voice) | 
Episode: "A Little Piece of Home"[14] | 
| Early Edition | 
Marcus | 
Episode: "The Choice" | 
| 1997 | 
ER | 
Dr. Kenner | 
Episode: "Night Shift" | 
| The Sleepwalker Killing | 
Dr. Frank Corrigan | 
Television film | 
| 1998 | 
The Practice | 
Judge Joseph Papp | 
3 episodes | 
| 2000 | 
Perfect Murder, Perfect Town | 
Rev. Hoverstock | 
Television film | 
| Family Law | 
Garwicz | 
Episode: "Family Values" | 
| 2001 | 
Boston Public | 
Judge Joseph Papp | 
Episode: "Chapter Thirteen" | 
| The West Wing | 
Sen. Andy Ritter | 
Episode: "18th and Potomac" | 
| Gideon's Crossing | 
Larry Palmer | 
Episode: "Clinical Enigma" | 
| 2001–2002 | 
Angel | 
Linwood Murrow | 
6 episodes | 
| 2002 | 
Judging Amy | 
James Pierpoint | 
Episode: "Can They Do That with Vegetables?" | 
| The District | 
George Wilson | 
Episode: "Wasteland" | 
| She Spies | 
Senator Thomas Jefferson Mitchell | 
Episode: "First Episode" | 
| The Guardian | 
Sen. Nathan Caldwell | 
4 episodes | 
| 2002, 2004 | 
Star Trek: Enterprise | 
Mazarite Captain, Minister Kuvak | 
3 episodes | 
| 2003 | 
Without a Trace | 
Dr. Feldman | 
Episode: "Underground Railroad" | 
| Kôkaku kidôtai: Stand Alone Complex | 
Ernest Serano (voice) | 
Episode: "Stand Alone Complex" | 
| Charmed | 
Dr. Berenson | 
Episode: "Cat House" | 
| 24 | 
Secretary of State | 
2 episodes | 
| The Division | 
Doctor Bertman | 
Episode: "Diagnosis" | 
| The Lyon's Den | 
Mr. Woodard | 
Episode: "The Other Side of Caution" | 
| Strong Medicine | 
Lyle LaCouer | 
Episode: "Prescriptions" | 
| NCIS | 
CIA Director Bob | 
Episode: "Marine Down" | 
| 2004 | 
Becker | 
Dickie | 
Episode: "Subway Story" | 
| The Parkers | 
Jonathan | 
Episode: "She's Positive" | 
| Friends | 
The Doctor | 
2 episodes | 
| 2005 | 
Amber Frey: Witness for the Prosecution | 
Mark Geragos | 
Television film | 
| The Closer | 
Dr. Brown | 
Episode: "Pilot" | 
| Jane Doe: The Wrong Face | 
Phil Raphaelson | 
Television film | 
| Mrs. Harris | 
Tarnower's Best Friend | 
Television film | 
| Barbershop | 
Nicholas Kane | 
3 episodes | 
| Law & Order: Special Victims Unit | 
Judge Schuyler | 
Episode: "Raw" | 
| House M.D. | 
Dr. Ayersman | 
Episode: "The Mistake" | 
| 2006 | 
Law & Order | 
Mr. Thurber | 
Episode: "Heart of Darkness" | 
| Related | 
Dr. Shapiro | 
Episode: "The Godmother" | 
| CSI: Crime Scene Investigation | 
Judge Crawford | 
Episode: "The Unusual Suspect" | 
| Cold Case | 
Rafe Gray | 
Episode: "Willkommen" | 
| Criminal Minds | 
Hayden Rawlings | 
Episode: "P911" | 
| Shark | 
Lance Horning | 
Episode: "Russo" | 
| Girlfriends | 
Dr. Wulfberg | 
3 episodes | 
| 2006–2007 | 
Day Break | 
Barry Colburn | 
5 episodes | 
| 2007 | 
Jekyll | 
Daniel Carew | 
Miniseries | 
| 2008 | 
Sweet Nothing in My Ear | 
Dr. Flynt | 
Television film; uncredited | 
| 2008 | 
Eli Stone | 
Damon Smalls | 
Episode: "The Humanitarian" | 
| 2008 | 
Dirty Sexy Money | 
Dr. Zwerling | 
3 episodes | 
| 2009 | 
Supernatural | 
Charlie | 
Episode: "Criss Angel Is a Douche Bag" | 
| Brothers & Sisters | 
Dr. Marc Wilson | 
Episode: "Owning It" | 
| Numb3rs | 
Gene Evans | 
Episode: "Disturbed" | 
| Hawthorne | 
Dr. Lee | 
Episode: "No Guts, No Glory" | 
| Greek | 
Dr. Larsen | 
2 episodes | 
| 2009–2010 | 
The Young and the Restless | 
Dr. Charles Taylor | 
12 episodes | 
| 2009–2012 | 
Desperate Housewives | 
Principal Hobson | 
7 episodes | 
| 2011 | 
Wizards of Waverly Place | 
Gorog | 
4 episodes | 
| 2012 | 
Electric City | 
Richard "Dick" Jacobs | 
Web series | 
| 2013 | 
Bones | 
Mick Warren | 
Episode: "The Twist in the Plot" | 
| 2014 | 
Jessie | 
Ivan | 
Episode: "Spaced Out" | 
| 2016 | 
Legends of Tomorrow | 
Albert Einstein | 
Episode: "Out of Time"[15] | 
| 2017 | 
Feud: Bette and Joan | 
George Cukor | 
2 episodes | 
| 2018 | 
Chilling Adventures of Sabrina | 
Daniel Webster | 
Episode: "The Trial of Sabrina Spellman" | 
| Dirty John | 
Old William | 
Episode: "Lord High Executioner" | 
| Mom | 
Professor Addison | 
Episode: "Pre-Washed Lettuce and a Mime" | 
| The Orville | 
Prefect | 
Episode: "All the World is Birthday Cake" | 
| 2019 | 
Proven Innocent | 
Clifford | 
Episode: "SEAL Team Deep Six" | 
| For All Mankind | 
Dr. Marsden | 
Episode: "Rupture" | 
| Pearson | 
Allan Steiner | 
Episode: "The Donor" | 
| Young Sheldon | 
Rabbi Schneiderman | 
Episode: "Albert Einstein and the Story of Another Mary" | 
| 2020 | 
AJ and the Queen | 
Doctor | 
Episode: "Baton Rouge" | 
| 2021–2022 | 
Claws | 
Baron Axel von Reichler | 
6 episodes |