Karl Swenson Dies Days After His Character’s Death on Little House on the Prairie

Karl Swenson, best known to millions as Lars Hanson on Little House on the Prairie, died unexpectedly on October 8, 1978 — just days after filming the emotional episode where his character dies. He suffered a fatal heart attack at age 70 and was taken to Charlotte Hungerford Hospital in Torrington, Connecticut, where he passed away. The episode aired eight days later, turning what was meant to be a fictional farewell into a heartbreaking real-life goodbye. Swenson left behind a rich career that spanned Broadway, radio, film, and television,

Born on July 23, 1908, in Brooklyn, New York, Swenson was the son of Swedish immigrants. He initially pursued a medical career at Marietta College but eventually shifted his focus to acting.

Swenson’s career spanned various mediums. On radio, he was known for roles in programs like The March of Time and Lorenzo Jones. His film appearances included roles in The Birds (1963) and Brighty of the Grand Canyon (1967), where he portrayed President Theodore Roosevelt. In television, he had recurring roles in series such as Lassie, Gunsmoke, The Virginian, and Bonanza.

He was married twice; his first marriage to Virginia Hanscom Swenson resulted in four sons. His second marriage to actress Joan Tompkins lasted until his death.

Swenson’s portrayal of Lars Hanson in Little House on the Prairie remains one of his most memorable roles. His character’s death in the series coincided closely with his own, leaving a lasting impression on viewers.

Swenson was laid to rest at Center Cemetery in New Milford, Connecticut.