(1974) The Front Page

as Roy Bensinger

(1971) The Andromeda Strain

as Dr. Charles Dutton

(1953) How to Marry a Millionaire

as Freddie Denmark

(1984) Finders Keepers

as Stapleton

(1954) Hell and High Water

as Tugboat Walker

(1952) We're Not Married!

as Jeff Norris

(1979) The Prize Fighter

as Pop Morgan

(1949) Adam's Rib

as Kip Lurie

(1948) Portrait of Jennie

as Gus O'Toole

(1978) Lassie: The New Beginning

as Amos

(1957) The Three Faces of Eve

as Ralph White

(1951) M

as Martin W. Harrow

(1957) The Sad Sack

as Corporal Larry Dolan

(1955) The Tender Trap

as Joe McCall

(1950) The Reformer and the Redhead

as Arthur Maxwell

(1951) As Young as You Feel

as Joe Elliott

(1952) With a Song in My Heart

as Don Ross

(1975) The Apple Dumpling Gang

as T.R. Clydesdale

(1974) Huckleberry Finn

as The Duke

(1950) My Blue Heaven

as Walter Pringle

(1953) Tonight We Sing

as Sol Hurok

(1959) The Last Angry Man

as Woodrow Thrasher

(1956) The Naked Hills

as Tracy Powell

(1978) The Gift of Love

as O'Henry and Narrator

(1987) Poker Alice

as Amos

(1953) Down Among the Sheltering Palms

as Lt. Carl G. Schmidt

(1950) Stella

as Carl Granger

(1986) Marilyn Monroe: Beyond the Legend

as Self (from How to Marry a Millionaire [1953]) (archive footage)

(1987) The Survivalist

as Dub Daniels

(1951) Up Front

as Joe

(1952) Wait Till the Sun Shines, Nellie

as Ben Halper

(1953) The I Don't Care Girl

as Ed McCoy

(1961) The Big Gamble

as Samuel Brennan

(1952) O. Henry's Full House

as Horace (segment "The Cop and the Anthem")

(1975) Ellery Queen: Too Many Suspects

as Insp. Richard Queen

(1978) Loose Change

as Dr. Moe Sinden

(1975) Tubby the Tuba

as Pee-Wee the Piccolo (voice)

(1971) The African Elephant

as Narrator

(1974) Return of the Big Cat

as Grandpa Jubal

(1978) Murder at the Mardi Gras

as Mickey Mills

(1979) The Girls in the Office

as Ben Nayfack

(1977) In the Glitter Palace

as Nate Redstone

(1976) That's Entertainment, Part II

as (archive footage)

(1975) It's a Bird, It's a Plane, It's Superman!

as Dr. Abner Sedgwick

(1963) Marilyn

as Self ("We're Not Married") (archive footage) (uncredited)

(1969) Arsenic and Old Lace

as Teddy Brewster

(2005) Broadway's Lost Treasures III: The Best of The Tony Awards

as Grandpère Bonnard (segment "The Happy Time") (archive footage)

(1944) Ditch and Live

as Pilot of Ditching B-17

(1970) The Boy Who Stole the Elephant

as Colonel Rufus Ryder

(1971) Mooch Goes to Hollywood

as David Wayne (uncredited)

(1972) The Catcher

as Armand Faber

(1979) An American Christmas Carol

as Merrivale

(1974) The F.B.I. Story: The FBI Versus Alvin Karpis, Public Enemy Number One

as Maynard Richards

(1986) Masters of Photography - Edward Steichen

as Narrator (voice)

(1982) St. Elsewhere

as ---

(1963) Burke's Law

as Al 'The Bomber' Devlin

(1985) The Golden Girls

as Big Daddy

(1966) Batman

as The Mad Hatter

(1968) Hawaii Five-O

as Monsieur Bordeaux

(1960) Route 66

as ---

(1955) Gunsmoke

as Judge Warfield

(1952) Omnibus

as ---

(1958) Naked City

as Herbert Konish

(1967) Mannix

as ---

(1977) The Hardy Boys / Nancy Drew Mysteries

as ---

(1982) Newhart

as Mr. Pittman

(1948) Studio One

as Jasper Hornby

(1978) Dallas

as Digger Barnes

(1948) The Ed Sullivan Show

as Self

(1953) General Electric Theater

as David Vincent

(1977) Eight Is Enough

as ---

(1951) Hallmark Hall of Fame

as Sakini

(1959) The Twilight Zone

as Walter Bedeker

(1984) Crazy like a Fox

as Jennings Hyde

(1955) Alfred Hitchcock Presents

as Sam Jacoby

(1962) Sam Benedict

as ---

(1960) Outlaws

as ---

(1975) Switch

as Dancer

(1962) The Virginian

as Martin Reese

(1979) House Calls

as Amos Weatherby

(1982) Matt Houston

as ---

(1975) Ellery Queen

as Inspector Richard Queen

(1972) The Brian Keith Show

as ---

(1966) CBS Playhouse

as ---

(1955) Norby

as Preston Norby

(1977) Big Hawaii

as ---

(1977) Hunter

as ---

(1963) Channing

as Dr. James Crown

(1961) The Mike Douglas Show

as Self

(1959) NBC Sunday Showcase

as The Devil

(1971) The Good Life

as Charles Dutton

(1976) Delvecchio

as Jack Henderson

(1955) Gunsmoke

as Rev. Arthur Byrne

(1953) General Electric Theater

as Arthur Martin

(1957) Tonight Starring Jack Paar

as Self

(1972) Banacek

as Walter Tyson

(1951) Hallmark Hall of Fame

as Father Firenzuola

(1954) The Wonderful World of Disney

as Grandpa Jubal

(1982) Matt Houston

as Bill Houston

(1955) The Alcoa Hour

as Homer Bolton

(1957) DuPont Show of the Month

as Willis Reynolds

(1984) Finder of Lost Loves

as Professor Wheeler

(1956) Tony Awards

as Self - Nominee / Performer

(1956) Tony Awards

as Self - Performer

(1967) Ironside

as Dr. Ian Rice

(1978) Dallas

as Willard 'Digger' Barnes

(1950) What's My Line?

as Self - Panelist

(1975) Barney Miller

as E.J. Heiss

(1963) Bob Hope Presents the Chrysler Theatre

as George Holloway

(1973) Barnaby Jones

as Raymond Lennox / 'Steele'

(1976) Once an Eagle

as Col. Terwilliger

(1957) Suspicion

as James Mennick

(1962) The Alfred Hitchcock Hour

as Andrew Anderson

(1984) Murder, She Wrote

as Cyrus Leffingwell

(1968) The Name of the Game

as Emory Ward

(1954) The Wonderful World of Disney

as Colonel Rufus Ryder

(1970) Night Gallery

as Dr. Mill

(1972) The Streets of San Francisco

as Wally Sensibaugh