Harold Gould earned a Ph.D. in theatre and taught speech and drama at Cornell University. Pursuing some off-Broadway work in the 1950s, he decided to practice what he preached, and became a full-time professional actor in the 1960s. He has appeared in hundreds of TV shows since, usually playing a father, grandfather or other authority figure.
Nominated for 5 Primetime Emmys. Another 1 win.
| Movie | Troupers | Unknown | 2011 |
| Series | Special Collector's Edition | Unknown | 2010-08-16 |
| Movie | The Day the Music Died | Unknown | 2010 |
| Movie | English as a Second Language | Unknown | 2005 |
| Movie | McBride: Anybody Here Murder Marty? | Unknown | 2005 |
| Movie | Happy Days: 30th Anniversary Reunion | Unknown | 2005-02-03 |
| Movie | Nobody's Perfect | None | 2004-01-01 |
| Movie | Loyalties | Unknown | 2003 |
| Series | Nip/Tuck | Unknown | 2003-07-22 |
| Movie | Brother Bear | Old Denahi | 2003-11-01 |
| Series | Cold Case | Unknown | 2003-09-28 |
| Movie | Freaky Friday | Unknown | 2003-08-06 |
| Movie | Identity Crisis: The Making of a Master | Unknown | 2003 |
| Series | TV Tales | Unknown | 2002 |
| Movie | The Master of Disguise | Grandfather Disguisey | 2002-08-02 |
| Movie | Dying on the Edge | Unknown | 2001 |
| Series | The Fearing Mind | Unknown | 2000 |
| Movie | Stuart Little | Unknown | 1999-12-17 |
| Series | Judging Amy | Unknown | 1999-09-19 |
| Series | The King of Queens | Unknown | 1998-09-21 |
| Movie | My Giant | Milt Kaminski | 1998-04-10 |
| Series | Felicity | Unknown | 1998-09-29 |
| Movie | Brown's Requiem | Unknown | 1998 |
| Movie | Patch Adams | Arthur Mendelson | 1998-12-25 |
| Movie | Beloved | Unknown | 1998 |
| Movie | The Love Bug | Dr. Gustav Stumpfel | 1997-11-30 |
| Movie | For Hope | Unknown | 1996 |
| Series | Pacific Blue | Unknown | 1996-03-02 |
| Movie | Whisper of the Heart | Unknown | 1995-07-15 |
| Movie | Kelsey Grammer Salutes Jack Benny | Unknown | 1995-11-30 |
| Movie | Lover's Knot | Unknown | 1995 |
| Movie | Flesh Suitcase | Unknown | 1995 |
| Movie | Killer: A Journal of Murder | Unknown | 1995 |
| Series | The Outer Limits | Unknown | 1995-03-26 |
| Series | Touched by an Angel | Unknown | 1994-09-21 |
| Series | The Golden Palace | Unknown | 1993 |
| Series | Lois & Clark: The New Adventures of Superman | Unknown | 1993-09-12 |
| Series | Empty Nest | Unknown | 1992 |
| Series | Dinosaurs | Unknown | 1991-04-26 |
| Movie | Birch Street Gym | Unknown | 1991 |
| Movie | The Miracles of Jesus | Unknown | 1991 |
| Series | Dear John | Unknown | 1990 |
| Series | The Ray Bradbury Theatre | Unknown | 1990 |
| Series | Singer & Sons | Unknown | 1990 |
| Movie | Get Smart, Again! | Unknown | 1989 |
| Movie | Romero | Unknown | 1989 |
| Series | Midnight Caller | Unknown | 1989 |
| Movie | Tales from the Hollywood Hills: Closed Set | Unknown | 1988 |
| Series | CBS Summer Playhouse | Unknown | 1987-06-12 |
| Movie | Mrs. Delafield Wants to Marry | Unknown | 1986 |
| Movie | Playing for Keeps | Unknown | 1986 |
| Series | L.A. Law | Unknown | 1986-09-15 |
| Movie | The 38th Annual Primetime Emmy Awards | Unknown | 1986 |
| Movie | The Fourth Wise Man | Unknown | 1985 |
| Series | The Golden Girls | Unknown | 1985-09-14 |
| Movie | No Complaints! | Unknown | 1985 |
| Series | Spencer | Unknown | 1984 |
| Series | Night Court | Unknown | 1984-01-04 |
| Series | Finder of Lost Loves | Unknown | 1984-09-22 |
| Movie | The Red-Light Sting | Unknown | 1984 |
| Series | CBS Schoolbreak Special | Unknown | 1984-01-23 |
| Series | Foot in the Door | Unknown | 1983 |
| Series | Scarecrow and Mrs. King | Unknown | 1983 |
| Movie | Kenny Rogers as The Gambler: The Adventure Continues | Stowbridge | 1983-11-28 |
| Series | Webster | Unknown | 1983-09-16 |
| Movie | The Dream Chasers | Unknown | 1982 |
| Movie | Help Wanted: Male | Unknown | 1982 |
| Series | American Playhouse | Mr. Antrobus / ... | 1982-01-12 |
| Series | St. Elsewhere | Unknown | 1982-10-26 |
| Series | Trapper John, M.D. | Unknown | 1981 |
| Movie | Born to Be Sold | Unknown | 1981 |
| Series | Park Place | Unknown | 1981 |
| Movie | Seems Like Old Times | Unknown | 1980 |
| Movie | Kenny Rogers as The Gambler | Unknown | 1980 |
| Movie | King Crab | Unknown | 1980 |
| Movie | The Scarlett O'Hara War | Unknown | 1980 |
| Movie | The Silent Lovers | Unknown | 1980 |
| Series | Lou Grant | Unknown | 1979 |
| Series | The Misadventures of Sheriff Lobo | Unknown | 1979 |
| Movie | Better Late Than Never | Unknown | 1979 |
| Movie | 11th Victim | Unknown | 1979 |
| Movie | Aunt Mary | Unknown | 1979 |
| Movie | The Man in the Santa Claus Suit | Unknown | 1979 |
| Series | The 30th Annual Primetime Emmy Awards | Unknown | 1978 |
| Series | Dallas | Unknown | 1978-04-02 |
| Movie | The One and Only | Unknown | 1978 |
| Series | Grandpa Goes to Washington | Unknown | 1978 |
| Movie | Actor | Unknown | 1978 |
| Series | The Feather and Father Gang | Harry Danton | 1977-03-07 |
| Movie | Never Con a Killer | Unknown | 1977 |
| Series | Soap | Unknown | 1977-09-13 |
| Series | Washington: Behind Closed Doors | Unknown | 1977 |
| Series | The Love Boat | Unknown | 1977-09-24 |
| Movie | Have I Got a Christmas for You | Unknown | 1977 |
| Movie | Silent Movie | Unknown | 1976 |
| Movie | Flannery and Quilt | Unknown | 1976 |
| Movie | Gus | Unknown | 1976 |
| Series | Family | Unknown | 1976 |
| Movie | How to Break Up a Happy Divorce | Unknown | 1976 |
| Movie | The Big Bus | Professor Baxter | 1976-10-22 |
| Series | Medical Story | Unknown | 1975 |
| Series | The Rookies | Unknown | 1975 |
| Movie | Love and Death | Unknown | 1975 |
| Movie | The Strongest Man in the World | Unknown | 1975 |
| Series | The Bob Crane Show | Unknown | 1975-03-06 |
| Movie | Medical Story | Unknown | 1975 |
| Movie | Double Solitaire | Unknown | 1974-01-16 |
| Series | Rhoda | Unknown | 1974-09-09 |
| Series | The Rockford Files | Unknown | 1974-09-13 |
| Series | Dirty Sally | Unknown | 1974 |
| Movie | The Front Page | Unknown | 1974 |
| Movie | Judgment: The Trial of Julius and Ethel Rosenberg | Unknown | 1974 |
| Series | Petrocelli | Unknown | 1974 |
| Movie | The Sting | Unknown | 1973 |
| Series | Chase | Unknown | 1973 |
| Movie | Murdock's Gang | Dave Ryker | 1973-03-20 |
| Series | Needles and Pins | Unknown | 1973 |
| Series | Lotsa Luck | Unknown | 1973 |
| Series | The New Dick Van Dyke Show | Unknown | 1973 |
| Movie | Bachelor-at-Law | Unknown | 1973 |
| Series | Police Story | Unknown | 1973-09-25 |
| Movie | Where Does It Hurt? | Unknown | 1972 |
| Series | Insight | Unknown | 1972 |
| Series | The Streets of San Francisco | Unknown | 1972-09-16 |
| Series | The Delphi Bureau | Unknown | 1972 |
| Movie | Mrs. Pollifax-Spy | Unknown | 1971 |
| Series | Columbo | Unknown | 1971-03-01 |
| Movie | A Death of Innocence | Unknown | 1971 |
| Series | Cannon | Unknown | 1971-09-14 |
| Series | Mary Tyler Moore | Unknown | 1970-09-19 |
| Series | The Partridge Family | Unknown | 1970-09-25 |
| Series | Here Come the Brides | Unknown | 1970 |
| Movie | The Cliff | Unknown | 1970 |
| Movie | The Lawyer | Unknown | 1970 |
| Movie | The Arrangement | Unknown | 1969 |
| Movie | Under the Yum Yum Tree | Unknown | 1969 |
| Series | The Debbie Reynolds Show | Unknown | 1969 |
| Series | The Flying Nun | Unknown | 1969 |
| Series | Love, American Style | Unknown | 1969-09-29 |
| Series | Mod Squad | Unknown | 1968-09-24 |
| Series | Lancer | Unknown | 1968-09-24 |
| Series | Hawaii Five-O | Unknown | 1968-09-26 |
| Series | Garrison's Gorillas | Unknown | 1968 |
| Series | Felony Squad | Unknown | 1968 |
| Series | Daktari | Unknown | 1968 |
| Series | Mannix | Unknown | 1968 |
| Movie | Project X | Unknown | 1968 |
| Series | The Big Valley | Unknown | 1968 |
| Series | The High Chaparral | Unknown | 1968 |
| Series | He & She | Unknown | 1967 |
| Series | Love on a Rooftop | Unknown | 1967 |
| Series | Ironside | Unknown | 1967-09-14 |
| Series | The Invaders | Unknown | 1967-01-10 |
| Series | Run for Your Life | Unknown | 1967 |
| Series | Judd for the Defense | Unknown | 1967 |
| Series | The Wild Wild West | Unknown | 1966 |
| Series | Mission: Impossible | Unknown | 1966-09-17 |
| Movie | Harper | Sheriff | 1966-02-23 |
| Series | The Green Hornet | Unknown | 1966 |
| Series | Get Smart | Unknown | 1966 |
| Series | The F.B.I. | Unknown | 1966 |
| Movie | See You in Hell, Darling | Unknown | 1966 |
| Series | Daniel Boone | Unknown | 1966 |
| Series | Hogan's Heroes | Unknown | 1965 |
| Movie | The Satan Bug | Unknown | 1965 |
| Movie | The Spy with My Face | Unknown | 1965 |
| Series | Convoy | Unknown | 1965-09-17 |
| Movie | Inside Daisy Clover | Unknown | 1965 |
| Series | The Long, Hot Summer | Unknown | 1965 |
| Series | That Girl | Unknown | 1965-02-06 |
| Series | I Dream of Jeannie | Unknown | 1965-09-18 |
| Movie | Marnie | Unknown | 1964 |
| Series | The Fugitive | Unknown | 1964 |
| Series | The Man from U.N.C.L.E. | Unknown | 1964 |
| Series | 12 O'Clock High | Unknown | 1964-09-18 |
| Movie | Ready for the People | Unknown | 1964 |
| Series | Channing | Unknown | 1964 |
| Series | The Eleventh Hour | Unknown | 1963 |
| Series | The Danny Kaye Show | Unknown | 1963-09-25 |
| Series | The Farmer's Daughter | Unknown | 1963-09-20 |
| Series | The Lieutenant | Unknown | 1963-09-14 |
| Series | Mister Ed | Unknown | 1963 |
| Series | Mr. Novak | Unknown | 1963 |
| Series | Arrest and Trial | Unknown | 1963 |
| Movie | The Yellow Canary | Unknown | 1963 |
| Series | Cain's Hundred | Unknown | 1962 |
| Series | The Alfred Hitchcock Hour | Unknown | 1962-09-20 |
| Series | Dennis the Menace | Unknown | 1962 |
| Movie | The Couch | Unknown | 1962 |
| Series | The Virginian | Unknown | 1962 |
| Series | It's a Man's World | Unknown | 1962 |
| Movie | Two for the Seesaw | Unknown | 1962 |
| Series | The Gertrude Berg Show | Unknown | 1962 |
| Series | Empire | Unknown | 1962 |
| Series | Shannon | Unknown | 1961 |
| Series | Hazel | Unknown | 1961 |
| Series | Follow the Sun | Unknown | 1961-09-17 |
| Series | The Twilight Zone | Unknown | 1961 |
| Series | Dr. Kildare | Unknown | 1961-09-28 |
| Series | National Velvet | Unknown | 1960-09-18 |
| Series | Route 66 | Unknown | 1960-10-07 |
| Series | The Donna Reed Show | Unknown | 1959 |
| Series | The Untouchables | Unknown | 1959-10-15 |
| Series | Perry Mason | Unknown | 1958 |
| Series | Gunsmoke | Unknown | 1955-09-10 |
| Series | Walt Disney's Wonderful World of Color | Unknown | 1954-10-27 |
| Movie | The Man from Planet X | Unknown | 1951 |
| Series | The Red Skelton Hour | Unknown | 1951-09-30 |
| Series | The Jack Benny Program | Unknown | 1950-10-28 |