Bill Gannon (archive footage)
Greenboy: Prescription for Death (2013)
Officer Bill Gannon in Dragnet (archive footage)
Los Angeles Plays Itself (2004)
Himself
M*A*S*H: 30th Anniversary Reunion (2002)
Self (archive footage) (uncredited)
The Shootist: The Legend Lives On (2001)
Sol Rubins
Family Plan (1997)
Judge Bell
Incident in a Small Town (1994)
Judge Stoddard Bell
Against Her Will: An Incident in Baltimore (1992)
Self / Sherman Potter
Memories of M*A*S*H (1991)
The Incident (1990)
Uncle Herb
14 Going on 30 (1988)
Captain Gannon
Dragnet (1987)
Captain Kemp
Sparkling Cyanide (1983)
(archive footage)
Showbiz Goes to War (1982)
Carolinus (voice)
The Flight of Dragons (1982)
Father Everett Kolodny
Rivkin: Bounty Hunter (1981)
Robert T. 'Skinny' Malone
More Wild Wild West (1980)
Mr. Briggs
Scout's Honor (1980)
Plug Champion
Roughnecks (1980)
Mr. Scott
Better Late Than Never (1979)
T.P. Gaskill
The Apple Dumpling Gang Rides Again (1979)
Mr. DePinna
You Can't Take it With You (1979)
Robert T. Malone
The Wild Wild West Revisited (1979)
General Stilton
The Cat from Outer Space (1978)
Hugo Peavey
Kate Bliss and the Ticker Tape Kid (1978)
Capt. Caleb
The Bastard (1978)
Jim Bob Jackson
Murder at the Mardi Gras (1978)
Toby Waites
Maneaters Are Loose! (1978)
H.M. 'Staff' Stafford
Confessions of the D.A. Man (1978)
Arthur Travis
Exo-Man (1977)
Marshall Thibido
The Shootist (1976)
Homer McCoy
The Apple Dumpling Gang (1975)
Narrator
The Last Day (1975)
Sheriff Jenkins
Sidekicks (1974)
Angel
Charley and the Angel (1973)
Jesse McCord
Snowball Express (1972)
Doc Amos B. Coogan
The Century Turns (1972)
Insp. Richard Queen
Ellery Queen: Don't Look Behind You (1971)
The Rancher
Cat Ballou (1971)
Sheriff Pippin
Scandalous John (1971)
Taylor
Support Your Local Gunfighter (1971)
E.J. Crampton
The Barefoot Executive (1971)
Horace Bowers
The Feminist and the Fuzz (1971)
Mr. Good
But I Don't Want to Get Married! (1970)
Chief of Police Sylvester
Viva Max! (1969)
Olly Perkins
Support Your Local Sheriff! (1969)
Bill Gannon
Dragnet (1969)
TV Cop
Star Spangled Salesman (1968)
Sheriff Slade
The Flim-Flam Man (1967)
Major Pott
What Did You Do in the War, Daddy? (1966)
Cully
Frankie and Johnny (1966)
Sarajevo
John Goldfarb, Please Come Home! (1965)
Gen. Ulysses S. Grant
How the West Was Won (1962)
Jessie Rickey
Cimarron (1960)
Judge Mel
Inherit the Wind (1960)
Mike Michaelson
The Mountain Road (1960)
Charles Meriden
It Started with a Kiss (1959)
Sgt. Joseph C. Dusak
Under Fire (1957)
Sergeant Gregovich
The Teahouse of the August Moon (1957)
Lew Hogan
Star in the Dust (1956)
Tony Welker
Backlash (1956)
Sergeant Bible
Strategic Air Command (1955)
Oley
Not as a Stranger (1955)
Fred Blue
About Mrs. Leslie (1954)
Alf Billings
The Forty-Niners (1954)
Maj. O.D. Hale
Prisoner of War (1954)
Ketchum
The Far Country (1954)
Chummy MacGregor
The Glenn Miller Story (1954)
Joe Denner
Torch Song (1953)
Al Muntz
Champ for a Day (1953)
Lew Hutchins
Arena (1953)
Rawlings
Thunder Bay (1953)
Innocence
Stop, You're Killing Me (1952)
Verne Kimber
Toughest Man in Arizona (1952)
Ed Cotten
Apache War Smoke (1952)
Sergeant Moran
What Price Glory (1952)
Sam Fuller
High Noon (1952)
Dawson
My Six Convicts (1952)
Abe Lincoln
The Devil and John Q (1952)
Shorty
Bend of the River (1952)
Biddle
Scandal Sheet (1952)
Quarter Horse Henry
Boots Malone (1952)
Charles Hall
The Blue Veil (1951)
Claude Packard
The Well (1951)
Father Reed (Modern)
When I Grow Up (1951)
Abel Stone
Belle Le Grand (1951)
Soldier
Dark City (1950)
Rod Main
The Showdown (1950)
George Soderquist
Appointment with Danger (1950)
Garth
Outside the Wall (1950)
Police Lieutenant
Holiday Affair (1949)
Richard Webb
Strange Bargain (1949)
Rocky
Red Light (1949)
Hyppolite
Madame Bovary (1949)
Britton
Down to the Sea in Ships (1949)
The Young Gambler
Hello Out There (1949)
Half Pint
Yellow Sky (1948)
Billy Scripture
Moonrise (1948)
Hermy
The Saxon Charm (1948)
Hal Towers
Race Street (1948)
Frank Lubey
All My Sons (1948)
Bill Womack
The Big Clock (1948)
The Gangster (1947)
Gus Rivers
It Shouldn't Happen to a Dog (1946)
Bath Attendant
Somewhere in the Night (1946)
Klaas Bleecker
Dragonwyck (1946)
Joe Patillo
Johnny Comes Flying Home (1946)
Hank Beesley
From This Day Forward (1946)
Barker
State Fair (1945)
Capt. N. Purvis
A Bell for Adano (1945)
Cottonwood Goss (as Henry Morgan)
Gentle Annie (1944)
(archive footage) (uncredited)
Take It or Leave It (1944)
Thomas "Smoke" Reardon
Roger Touhy, Gangster (1944)
Private Shevlin
The Eve of St. Mark (1944)
Malcolm Brainard
Wing and a Prayer (1944)
Tony Cavrek (as Henry Morgan)
Happy Land (1943)
Brownie
Crash Dive (1943)
Art Croft
The Ox-Bow Incident (1943)
Mouthy
To the Shores of Tripoli (1942)
Cully Anderson
Orchestra Wives (1942)
Henchman Nat
The Omaha Trail (1942)
Ebenezer Burling
The Loves of Edgar Allan Poe (1942)
Gamble (uncredited)
The Kennel Murder Case (1933)
Producer
Bakari (2024)