Question: Which NBC sitcom did a character who also starred in "Sanford and Son" play the husband of an American actress born in 1931 whose career spanned five decades?

Context articles: Robert Kanigher
Marla Gibbs
John Marriott (actor)
Davis Roberts
Danny Thomas
Hal Williams
Shelley Winters
Frank O'Connor (actor)
Jo Stafford
Julie London

Robert Kanigher (June 18, 1915 – May 7, 2002) was an American comic book writer and editor whose career spanned five decades.
 He was involved with the Wonder Woman franchise for over twenty years, taking over the scripting from creator William Moulton Marston.
 In addition, Kanigher spent many years in charge of DC Comics' war titles, as well as creating the character Sgt. Rock.
 Kanigher scripted what is considered the first Silver Age comic book story, "Mystery of the Human Thunderbolt!"
 which introduced the Barry Allen version of the Flash in "Showcase" #4 (Oct. 1956).
Marla Gibbs (born Margaret Theresa Bradley; June 14, 1931) is an American actress, comedian, singer, writer and producer, whose career spans five decades.
John Marriott (September 30, 1893 – April 5, 1977) was an American actor of the stage, film and screen, whose career spanned five decades.
 His acting career began on the stage in Cleveland, prior to his moving to New York City, where he was a regular performer on the Broadway stage.
 In the 1940s he also began to perform in films, when he reprised his role from the hit Broadway play, "The Little Foxes", in the William Wyler movie of the same name, starring Bette Davis.
 While he appeared infrequently in films (only ten during his career), he was quite active in theater, both on Broadway and in regional productions.
 His final performance was on-screen, in the Al Pacino film, "Dog Day Afternoon".
Davis Roberts (born Robert A. Davis, March 7, 1917 – July 18, 1993) was an American character actor whose career spanned five decades, from the late 1940s until just before his death in 1993.
 He started out making films in the 1940s and 1950s and expanded into television work in the following decades.
 Davis was known for his dignified portrayals which were often in contrast to prevailing stereotypical roles.
 He played the role of Dr. Caldwell in three episodes in the second and third seasons of the NBC-TV sitcom series "Sanford and Son", and as Dr. Ozaba in the 1968 episode "The Empath" in the original "Star Trek" series.
Amos Muzyad Yakhoob Kairouz (January 6, 1912 – February 6, 1991), known professionally by his stage name Danny Thomas, was an American nightclub comedian, singer, actor, and producer, whose career spanned five decades.
 He created and starred in one of the most successful and long running situation comedies in the history of American network television.
 In addition to guest roles on many of the comedy, talk and musical variety programs of his time, his legacy includes a lifelong dedication to fundraising for charity.
Halroy Candis "Hal" Williams (born December 14, 1938) is an American actor, best known for his recurring role as Police Officer Smith ("Smitty") on "Sanford and Son" (1972–76) and as the patriarch Lester Jenkins, the husband of Marla Gibbs's character, on the NBC sitcom "227" (1985–90).
Shelley Winters (born Shirley Schrift; August 18, 1920 – January 14, 2006) was an American actress whose career spanned five decades.
Frank O'Connor (April 11, 1881 – November 22, 1959) was an American character actor and director, whose career spanned five decades and included appearances in over 600 films and television shows.
 Early in his career he was also billed as Frank A. Connor and Frank L.A. O'Connor.
 During the silent film era, he directed or was the assistant director on numerous films; he also penned several screenplays in both the silent and sound film eras.
 He is sometimes erroneously identified with the Frank O'Connor who was married to author Ayn Rand.
Jo Elizabeth Stafford (November 12, 1917July 16, 2008) was an American traditional pop music singer and occasional actress, whose career spanned five decades from the late 1930s to the early 1980s.
 Admired for the purity of her voice, she originally underwent classical training to become an opera singer before following a career in popular music, and by 1955 had achieved more worldwide record sales than any other female artist.
 Her 1952 song "You Belong to Me" topped the charts in the United States and United Kingdom, the record becoming the first by a female artist to reach number one on the U.K. Singles Chart.
Julie London (born Julie Peck, Gayle Peck or Nancy Peck (sources differ); September 26, 1926 – October 18, 2000) was an American singer and film and television actress, whose career spanned five decades of television.
 She was noted for her smoky, sensual husky voice and languid demeanor.
 She released 32 albums of pop and jazz standards during the 1950s and 1960s, with her signature song being the classic "Cry Me a River", which she introduced in 1955.
 She also appeared as a guest on several talk shows and as a panelist on numerous game shows.