Karl Henri Reginald Swenson was an American actor of stage, screen, and radio. He was known for his many character roles, and as Lars Hanson on the television series Little House on the Prairie (1974–78), as well as the voice of Merlin in the Disney animated film The Sword in the Stone (1963). He appeared in over 170 productions from the 1930s through the 1970s.
Read full Wikipedia article ↗Filmography99 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 1982 | Disney's Halloween TreatMovie | Merlin (voice) (archive footage) | 74 |
| 1978 | The Amazing Spider-ManSeries | — | 70 |
| 1977 | Disney's Greatest VillainsMovie | Merlin (voice) (archive footage) | 69 |
| 1974 | Little House on the PrairieSeries | Lars Hanson | 66 |
| 1974 | Happy DaysSeries | — | 66 |
| 1973 | Doc ElliotSeries | — | 65 |
| 1972 | Emergency!Series | Gus | 64 |
| 1972 | Ghost StorySeries | Ed Barnes | 64 |
| 1972 | Ulzana's RaidMovie | Rukeyser | 64 |
| 1971 | CannonSeries | — | 63 |
| 1971 | A Howling in the WoodsMovie | Apperson | 63 |
| 1971 | Vanishing PointMovie | Clerk | 63 |
| 1970 | The Odd CoupleSeries | Captain Potter | 62 |
| 1970 | The Wild CountryMovie | Jensen | 62 |
| 1970 | … tick… tick… tick…Movie | Frank Braddock Sr. | 62 |
| 1970 | The ImmortalSeries | — | 62 |
| 1968 | The Mod SquadSeries | — | 60 |
| 1968 | Hawaii Five-OSeries | Abel Morgan | 60 |
| 1968 | The OutcastsSeries | — | 60 |
| 1967 | Judd, for the DefenseSeries | — | 59 |
| 1967 | IronsideSeries | Vet | 59 |
| 1967 | The Guns of Will SonnettSeries | — | 59 |
| 1967 | Cimarron StripSeries | — | 59 |
| 1966 | Mission: ImpossibleSeries | Dr. Ziegler | 58 |
| 1966 | The Rat PatrolSeries | Colonel Seidner | 58 |
| 1966 | TarzanSeries | — | 58 |
| 1966 | CBS PlayhouseSeries | Dr. Keller | 58 |
| 1966 | SecondsMovie | Dr. Morris | 58 |
| 1965 | The Big ValleySeries | Steve Minter | 57 |
| 1965 | Major DundeeMovie | Captain Waller | 57 |
| 1965 | Hogan's HeroesSeries | Dr. Karl Svenson | 57 |
| 1965 | The Cincinnati KidMovie | Mr. Rudd | 57 |
| 1965 | The Sons of Katie ElderMovie | Doc Isdell | 57 |
| 1964 | Gomer Pyle, U.S.M.C.Series | Col. Harper | 56 |
| 1964 | Profiles in CourageSeries | Chynoweth | 56 |
| 1963 | The FugitiveSeries | Morgan | 55 |
| 1963 | Mr. NovakSeries | Mr. Haskell | 55 |
| 1963 | The LieutenantSeries | — | 55 |
| 1963 | The Greatest Show on EarthSeries | — | 55 |
| 1963 | The PrizeMovie | Hilding | 55 |
| 1963 | The DakotasSeries | — | 55 |
| 1963 | The Bill Dana ShowSeries | — | 55 |
| 1963 | The Sword in the StoneMovie | Merlin (voice) | 55 |
| 1962 | The VirginianSeries | Ben Wallace | 54 |
| 1962 | The Alfred Hitchcock HourSeries | George Sherston | 54 |
| 1962 | How the West Was WonMovie | Train Conductor (uncredited) | 54 |
| 1962 | Sam BenedictSeries | Barney Rossvalley | 54 |
| 1962 | The Spiral RoadMovie | Insp. Bevers | 54 |
| 1962 | Walk on the Wild SideMovie | Schmidt | 54 |
| 1962 | Lonely are the BraveMovie | Rev. Hoskins | 54 |
| 1962 | General Electric TrueSeries | — | 54 |
| 1961 | Ben CaseySeries | — | 53 |
| 1961 | Dr. KildareSeries | Judge | 53 |
| 1961 | Judgment at NurembergMovie | Heinrich Geuter | 53 |
| 1960 | The Andy Griffith ShowSeries | Mr. McBeevee | 52 |
| 1960 | Surfside 6Series | — | 52 |
| 1960 | North to AlaskaMovie | Lars Nordqvist | 52 |
| 1960 | OutlawsSeries | — | 52 |
| 1960 | The WesternerSeries | Ben Potts | 52 |
| 1960 | Flaming StarMovie | Dred Pierce | 52 |
| 1960 | The Gallant HoursMovie | Bill Bailey | 52 |
| 1960 | Ice PalaceMovie | Scotty Ballantyne | 52 |
| 1960 | One Foot in HellMovie | Sheriff Ole Olson | 52 |
| 1959 | BonanzaSeries | Carl Harris | 51 |
| 1959 | Lock-UpSeries | — | 51 |
| 1959 | Hawaiian EyeSeries | — | 51 |
| 1959 | Mr. LuckySeries | — | 51 |
| 1959 | Johnny RingoSeries | Kramer | 51 |
| 1959 | The RebelSeries | Lew Bussey | 51 |
| 1959 | Black SaddleSeries | Dr. Wyle | 51 |
| 1959 | TightropeSeries | — | 51 |
| 1959 | RiverboatSeries | Ansel Torgin | 51 |
| 1959 | No Name on the BulletMovie | Stricker | 51 |
| 1958 | Westinghouse Desilu PlayhouseSeries | Van Kemp | 50 |
| 1958 | The RiflemanSeries | Chris Manse | 50 |
| 1958 | BroncoSeries | — | 50 |
| 1958 | Bat MastersonSeries | Jim Pate | 50 |
| 1958 | 77 Sunset StripSeries | — | 50 |
| 1958 | The TexanSeries | — | 50 |
| 1957 | Perry MasonSeries | Charles Norman | 49 |
| 1957 | Have Gun, Will TravelSeries | — | 49 |
| 1957 | MaverickSeries | — | 49 |
| 1957 | TrackdownSeries | — | 49 |
| 1957 | Perry MasonSeries | Unk Hazekian | 49 |
| 1957 | SugarfootSeries | Alexi Sharlokov | 49 |
| 1957 | The Walter Winchell FileSeries | — | 49 |
| 1957 | Leave It to BeaverSeries | George Haskell | 49 |
| 1957 | The Court of Last ResortSeries | — | 49 |
| 1956 | Dick Powell's Zane Grey TheatreSeries | Lud Greening | 48 |
| 1956 | The Adventures of Jim BowieSeries | Andre Rochambeau | 48 |
| 1955 | Alfred Hitchcock PresentsSeries | John | 47 |
| 1955 | GunsmokeSeries | McGruder | 47 |
| 1955 | Playwrights '56Series | — | 47 |
| 1955 | Alice in WonderlandMovie | Humpty Dumpty | 47 |
| 1954 | The Wonderful World of DisneySeries | Laredo Marshal (uncredited) | 46 |
| 1954 | LassieSeries | — | 46 |
| 1951 | Hallmark Hall of FameSeries | Humpty Dumpty | 43 |
| 1951 | Schlitz Playhouse of StarsSeries | Asmussen | 43 |
| 1950 | Robert Montgomery PresentsSeries | — | 42 |