Credits

• 2013 ·Greenboy: Prescription for Deathas Bill Gannon (archive footage)
• 2004 ·Los Angeles Plays Itselfas Officer Bill Gannon in Dragnet (archive footage)
• 2002 ·M*A*S*H: 30th Anniversary Reunionas Himself
• 2001 ·The Shootist: The Legend Lives Onas Self (archive footage) (uncredited)
• 1999 ·Love & Moneyas
• 1997 ·Family Planas Sol Rubins
• 1996 ·3rd Rock from the Sunas Professor Suter
• 1995 ·The Jeff Foxworthy Showas
• 1994 ·Incident in a Small Townas Judge Bell
• 1993 ·Grace Under Fireas
• 1992 ·Renegadeas
• 1992 ·Against Her Will: An Incident in Baltimoreas Judge Stoddard Bell
• 1991 ·Memories of M*A*S*Has Self / Sherman Potter
• 1990 ·The Incidentas Judge Bell
• 1989 ·The Simpsonsas Bill Gannon (voice)
• 1988 ·14 Going on 30as Uncle Herb
• 1987 ·Dragnetas Captain Gannon
• 1986 ·Blacke's Magicas Leonard Blacke
• 1985 ·The Twilight Zoneas
• 1984 ·Murder, She Wroteas Retired Lt. Richard Webb
• 1983 ·Sparkling Cyanideas Captain Kemp
• 1983 ·AfterMASHas Sherman T. Potter
• 1982 ·Showbiz Goes to Waras (archive footage)
• 1982 ·The Flight of Dragonsas Carolinus (voice)
• 1981 ·Rivkin: Bounty Hunteras Father Everett Kolodny
• 1980 ·More Wild Wild Westas Robert T. 'Skinny' Malone
• 1980 ·Scout's Honoras Mr. Briggs
• 1980 ·Roughnecksas Plug Champion
• 1979 ·Better Late Than Neveras Mr. Scott
• 1979 ·The Apple Dumpling Gang Rides Againas T.P. Gaskill
• 1979 ·You Can't Take it With Youas Mr. DePinna
• 1979 ·The Wild Wild West Revisitedas Robert T. Malone
• 1979 ·Roots: The Next Generationsas Bob Campbell
• 1979 ·Backstairs at the White Houseas Pres. Harry S. Truman
• 1978 ·The Cat from Outer Spaceas General Stilton
• 1978 ·Kate Bliss and the Ticker Tape Kidas Hugo Peavey
• 1978 ·The Bastardas Capt. Caleb
• 1978 ·Murder at the Mardi Grasas Jim Bob Jackson
• 1978 ·Maneaters Are Loose!as Toby Waites
• 1978 ·Confessions of the D.A. Manas H.M. 'Staff' Stafford
• 1977 ·The Love Boatas Wendell Snead
• 1977 ·The Love Boatas Charly Fields
• 1977 ·The Love Boatas Milo Endler
• 1977 ·Exo-Manas Arthur Travis
• 1976 ·The Shootistas Marshall Thibido
• 1975 ·The Apple Dumpling Gangas Homer McCoy
• 1975 ·Bronkas
• 1975 ·The Last Dayas Narrator
• 1974 ·Dinah!as Self
• 1974 ·Sidekicksas Sheriff Jenkins
• 1973 ·Charley and the Angelas Angel
• 1972 ·Snowball Expressas Jesse McCord
• 1972 ·The Century Turnsas Doc Amos B. Coogan
• 1972 ·M*A*S*Has General Steele
• 1972 ·M*A*S*Has Sherman Potter
• 1972 ·Hec Ramseyas Doc Amos Coogan
• 1971 ·Ellery Queen: Don't Look Behind Youas Insp. Richard Queen
• 1971 ·The D.A.as H.M. 'Staff' Stafford
• 1971 ·Cat Ballouas The Rancher
• 1971 ·Scandalous Johnas Sheriff Pippin
• 1971 ·Support Your Local Gunfighteras Taylor
• 1971 ·The Barefoot Executiveas E.J. Crampton
• 1971 ·The Feminist and the Fuzzas Horace Bowers
• 1970 ·Night Galleryas Thaddeus Conway
• 1970 ·But I Don't Want to Get Married!as Mr. Good
• 1970 ·The Partridge Familyas Cal
• 1970 ·The Partridge Familyas Willie Larkin
• 1969 ·Viva Max!as Chief of Police Sylvester
• 1969 ·Love, American Styleas Woody
• 1969 ·Support Your Local Sheriff!as Olly Perkins
• 1969 ·Dragnetas Bill Gannon
• 1968 ·Star Spangled Salesmanas TV Cop
• 1967 ·The Flim-Flam Manas Sheriff Slade
• 1967 ·Dragnetas Officer Bill Gannon
• 1966 ·What Did You Do in the War, Daddy?as Major Pott
• 1966 ·Frankie and Johnnyas Cully
• 1965 ·The Wackiest Ship in the Armyas
• 1965 ·John Goldfarb, Please Come Home!as Sarajevo
• 1964 ·Kentucky Jonesas Seldom Jackson
• 1963 ·The Richard Boone Showas
• 1962 ·How the West Was Wonas Gen. Ulysses S. Grant
• 1962 ·Going My Wayas
• 1962 ·Ensign O'Tooleas Charlie
• 1962 ·The Virginianas Kendall Jones
• 1961 ·Dr. Kildareas Francis X. Healy
• 1960 ·Cimarronas Jessie Rickey
• 1960 ·Here's Hollywoodas
• 1960 ·Pete and Gladysas
• 1960 ·Inherit the Windas Judge Mel
• 1960 ·The Mountain Roadas Mike Michaelson
• 1959 ·The Untouchablesas George 'Bugs' Moran
• 1959 ·It Started with a Kissas Charles Meriden
• 1957 ·Under Fireas Sgt. Joseph C. Dusak
• 1957 ·Have Gun, Will Travelas Sheriff Ernie Backwater
• 1957 ·Have Gun, Will Travelas Fred Braus
• 1957 ·The Teahouse of the August Moonas Sergeant Gregovich
• 1956 ·Operation Teahouseas Self
• 1956 ·Star in the Dustas Lew Hogan
• 1956 ·Backlashas Tony Welker
• 1955 ·The 20th Century Fox Houras Mike Feeney
• 1955 ·Alfred Hitchcock Presentsas Hermie Jenkins
• 1955 ·Gunsmokeas Osgood Pickett
• 1955 ·Gunsmokeas John Milligan
• 1955 ·Gunsmokeas Jed Hockett
• 1955 ·Strategic Air Commandas Sergeant Bible
• 1955 ·Not as a Strangeras Oley
• 1954 ·December Brideas Pete Porter
• 1954 ·About Mrs. Leslieas Fred Blue
• 1954 ·The Forty-Ninersas Alf Billings
• 1954 ·Prisoner of Waras Maj. O.D. Hale
• 1954 ·The Lone Wolfas Jim Strait
• 1954 ·The Lone Wolfas Rev. Jeffrey Hallam
• 1954 ·The Far Countryas Ketchum
• 1954 ·The Glenn Miller Storyas Chummy MacGregor
• 1953 ·Torch Songas Joe Denner
• 1953 ·Champ for a Dayas Al Muntz
• 1953 ·Arenaas Lew Hutchins
• 1953 ·Thunder Bayas Rawlings
• 1952 ·Stop, You're Killing Meas Innocence
• 1952 ·Toughest Man in Arizonaas Verne Kimber
• 1952 ·Cavalcade of Americaas Homer Byington
• 1952 ·Apache War Smokeas Ed Cotten
• 1952 ·What Price Gloryas Sergeant Moran
• 1952 ·High Noonas Sam Fuller
• 1952 ·My Six Convictsas Dawson
• 1952 ·The Devil and John Qas Abe Lincoln
• 1952 ·Bend of the Riveras Shorty
• 1952 ·Scandal Sheetas Biddle
• 1952 ·Boots Maloneas Quarter Horse Henry
• 1951 ·The Blue Veilas Charles Hall
• 1951 ·The Wellas Claude Packard
• 1951 ·The Highwaymanas
• 1951 ·When I Grow Upas Father Reed (Modern)
• 1951 ·The Amazing Mr. Maloneas
• 1951 ·Belle Le Grandas Abel Stone
• 1950 ·Dark Cityas Soldier
• 1950 ·The Showdownas Rod Main
• 1950 ·Appointment with Dangeras George Soderquist
• 1950 ·Outside the Wallas Garth
• 1949 ·Holiday Affairas Police Lieutenant
• 1949 ·Strange Bargainas Richard Webb
• 1949 ·Red Lightas Rocky
• 1949 ·Madame Bovaryas Hyppolite
• 1949 ·Down to the Sea in Shipsas Britton
• 1949 ·Hello Out Thereas The Young Gambler
• 1948 ·Yellow Skyas Half Pint
• 1948 ·Moonriseas Billy Scripture
• 1948 ·The Saxon Charmas Hermy
• 1948 ·Race Streetas Hal Towers
• 1948 ·All My Sonsas Frank Lubey
• 1948 ·The Big Clockas Bill Womack
• 1947 ·The Gangsteras Shorty
• 1946 ·It Shouldn't Happen to a Dogas Gus Rivers
• 1946 ·Somewhere in the Nightas Bath Attendant
• 1946 ·Dragonwyckas Klaas Bleecker
• 1946 ·Johnny Comes Flying Homeas Joe Patillo
• 1946 ·From This Day Forwardas Hank Beesley
• 1945 ·State Fairas Barker
• 1945 ·A Bell for Adanoas Capt. N. Purvis
• 1944 ·Gentle Annieas Cottonwood Goss (as Henry Morgan)
• 1944 ·Take It or Leave Itas (archive footage) (uncredited)
• 1944 ·Roger Touhy, Gangsteras Thomas "Smoke" Reardon
• 1944 ·The Eve of St. Markas Private Shevlin
• 1944 ·Wing and a Prayeras Malcolm Brainard
• 1943 ·Happy Landas Tony Cavrek (as Henry Morgan)
• 1943 ·Crash Diveas Brownie
• 1942 ·The Ox-Bow Incidentas Art Croft
• 1942 ·To the Shores of Tripolias Mouthy
• 1942 ·Orchestra Wivesas Cully Anderson
• 1942 ·The Omaha Trailas Henchman Nat
• 1942 ·The Loves of Edgar Allan Poeas Ebenezer Burling
• 1933 ·The Kennel Murder Caseas Gamble (uncredited)