2005

as Grandpère Bonnard (segment "The Happy Time")

1987		Poker Alice as Amos
1987		The Survivalist as Dub Daniels

1986

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

1984

as Stapleton

1979		An American Christmas Carol as Merrivale
1979		The Prize Fighter as Pop Morgan
1979		The Girls in the Office as Ben Nayfack

1978		The Gift of Love as O'Henry and Narrator
1978		Lassie: The New Beginning as Amos
1978		Murder at the Mardi Gras as Mickey Mills
1978		Loose Change as Dr. Moe Sinden

1977

as Nate Redstone

1976

as (archive footage)

1975		The Apple Dumpling Gang as T.R. Clydesdale
1975		Tubby the Tuba as Pee-Wee the Piccolo (voice)
1975		Ellery Queen: Too Many Suspects as Insp. Richard Queen
1975		It's a Bird, It's a Plane, It's Superman! as Dr. Abner Sedgwick

1974		The F.B.I. Story: The FBI Versus Alvin Karpis, Public Enemy Number One as Maynard Richards
1974		The Front Page as Roy Bensinger
1974		Huckleberry Finn as The Duke

1972

as Armand Faber

1971		Mooch Goes to Hollywood as David Wayne (uncredited)
1971		The African Elephant as Narrator
1971		The Andromeda Strain as Dr. Charles Dutton

1970

as Colonel Rufus Ryder

1969

as Teddy Brewster

1963

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

1961

as Samuel Brennan

1959

as Woodrow Thrasher

1957		The Three Faces of Eve as Ralph White
1957		The Sad Sack as Corporal Larry Dolan

1956

as Tracy Powell

1955

as Joe McCall

1954

as Tugboat Walker

1953		How to Marry a Millionaire as Freddie Denmark
1953		Down Among the Sheltering Palms as Lt. Carl G. Schmidt
1953		Tonight We Sing as Sol Hurok
1953		The I Don't Care Girl as Ed McCoy

1952		O. Henry's Full House as Horace (segment "The Cop and the Anthem")
1952		We're Not Married! as Jeff Norris
1952		Wait Till the Sun Shines, Nellie as Ben Halper
1952		With a Song in My Heart as Don Ross

1951		As Young as You Feel as Joe Elliott
1951		Up Front as Joe
1951		M as Martin W. Harrow

1950		My Blue Heaven as Walter Pringle
1950		Stella as Carl Granger
1950		The Reformer and the Redhead as Arthur Maxwell

1949

as Kip Lurie

1948

as Gus O'Toole

1944

as Pilot of Ditching B-17