Lawrence "Larry" Keating (June 13, 1899 – August 26, 1963) was an American actor best known for his roles as Harry Morton on The George Burns and Gracie Allen Show, which he played from 1953 to 1958, and next-door neighbor Roger Addison on Mister Ed, which he played from 1961 until his death in 1963.
In February 1963 during the third season of Mr. Ed, Keating was diagnosed with leukemia. Despite his illness, Keating returned to the series when filming began for the fourth season that summer. He filmed three episodes for the 1963-1964 season and worked right up to the week before his death on August 26, 1963. His final movie role was in The Incredible Mr. Limpet. He is entombed in Portland, Oregon's Mount Calvary Cemetery. He was survived by his wife, two sons, a stepson, a brother, and two grandchildren.