(1982) Wrong Is Right

as President Lockwood

(1984) Bachelor Party

as Ed Thompson

(1980) Seems Like Old Times

as Governor

(2000) Small Time Crooks

as George Blint

(1978) Comes a Horseman

as Neil Atkinson

(1960) From the Terrace

as Alexander 'Lex' Porter

(1962) Advise & Consent

as Senator Fred van Ackerman

(1979) Firepower

as Leo Gelhorn

(1971) Happy Birthday, Wanda June

as Dr. Norbert Woodley

(1986) The Deliberate Stranger

as Richard Larsen

(1988) David

as Dr. Achauer

(1967) Warning Shot

as Walt Cody

(1990) Caroline?

as Paul Carmichael

(2006) Flags of Our Fathers

as John Bradley

(1993) Not in My Family

as Malcolm Worth

(1997) Sisters and Other Strangers

as Ben Strickland

(1969) Teacher, Teacher

as F. Niles Putnam

(1973) Pueblo

as Court Counsel

(1975) The Two Deaths of Sean Doolittle

as Sean DooLittle

(2000) Wonder Boys

as Fred Leer

(1961) A String of Beads

as Joey Raymond

(1985) Midas Valley

as George Carew

(1979) The Night Rider

as Dan Kenton

(1971) A Memory of Two Mondays

as Larry

(1974) The Stranger Within

as David Collins

(1985) Embassy

as Senator Tunnard

(1985) International Airport

as Martin Harris

(1986) Under Siege

as Warren Richards

(1980) The Oldest Living Graduate

as Floyd Kincaid

(1991) Iran: Days of Crisis

as Jimmy Carter

(1975) Attack on Terror: The FBI vs. the Ku Klux Klan

as Attorney Clay

(1956) The Army Game

as Pvt. Bert Scoffield

(1980) Attica

as Tom Wicker

(1974) Indict and Convict

as Bob Mathews

(1971) Travis Logan, D.A.

as Chuck Bentley

(1982) Not in Front of the Children

as Leland Crenshaw

(1982) The Shady Hill Kidnapping

as Mr. Wooster

(1991) Preminger: Anatomy of a Filmmaker

as actor 'Advise and 'Consent' (archive footage) (uncredited)

(1987) Perry Mason: The Case of the Scandalous Scoundrel

as Dr. Clayman

(1975) The Lives of Jenny Dolan

as Ralph Stantlow

(2006) Haskett's Chance

as Peyton Haskett

(1974) The Country Girl

as Bernie Dodd

(1984) Murder, She Wrote

as Dr. Aubrey Benton

(1990) Law & Order

as Defense Attorney Arthur Gold

(1985) Spenser: For Hire

as ---

(1994) The 5 Mrs. Buchanans

as ---

(1985) The Golden Girls

as Jamie

(1968) Hawaii Five-O

as Al Marsh

(1951) Hallmark Hall of Fame

as F. Niles Putnam

(1959) The Twilight Zone

as Alan Talbot / Walter Ryder Jr.

(1967) Ironside

as ---

(1955) Alfred Hitchcock Presents

as Ted Lambert

(1961) Bus Stop

as ---

(1959) Rawhide

as Capt. George Ballinger

(1955) The Millionaire

as Jerry Mitchell

(1960) Thriller

as Merle Jenkins

(1982) American Playhouse

as ---

(1959) One Step Beyond

as Pharmacist's Mate Harris

(1964) Profiles in Courage

as Judge Ben Barr Lindsey

(1961) Ben Casey

as ---

(1959) The Detectives

as ---

(1989) Studio 5-B

as ---

(1976) The Adams Chronicles

as John Adams

(1955) Playwrights '56

as ---

(1994) Scarlett

as Henry Hamilton

(1961) Dr. Kildare

as Douglas Martin

(1959) The Twilight Zone

as Roger Shackleforth

(1956) Tony Awards

as Self - Winner

(1984) Murder, She Wrote

as Prof. Tyler Stoneham

(1984) Murder, She Wrote

as Edmund Hall

(1948) The Ed Sullivan Show

as Self

(1993) Alex Haley's Queen

as Mr. Cherry

(1955) Alfred Hitchcock Presents

as Hubert Winter

(1951) Hallmark Hall of Fame

as Paul Carmichael

(1955) Alfred Hitchcock Presents

as Alan Chatterton

(1951) Hallmark Hall of Fame

as Bernie Dodd

(1953) The United States Steel Hour

as Bill

(1953) The United States Steel Hour

as ---

(1969) Medical Center

as Dr. Tom Forley

(1996) 3rd Rock from the Sun

as George Albright

(1985) The Golden Girls

as George Devereaux

(1994) Touched by an Angel

as Charley Nott

(1984) The Cosby Show

as Mr. Barker

(1971) Great Performances

as Larry