September 1, 1981
Episode 1 of Season 4 premiered on September 1, 1981
September 8, 1981
Episode 2 of Season 4 premiered on September 8, 1981
September 15, 1981
Episode 3 of Season 4 premiered on September 15, 1981
September 22, 1981
Episode 4 of Season 4 premiered on September 22, 1981
September 29, 1981
Episode 5 of Season 4 premiered on September 29, 1981
October 6, 1981
Episode 6 of Season 4 premiered on October 6, 1981
October 13, 1981
Episode 7 of Season 4 premiered on October 13, 1981
November 3, 1981
Episode 8 of Season 4 premiered on November 3, 1981
November 10, 1981
Episode 9 of Season 4 premiered on November 10, 1981
November 17, 1981
Episode 10 of Season 4 premiered on November 17, 1981
November 24, 1981
Episode 11 of Season 4 premiered on November 24, 1981
December 1, 1981
Episode 12 of Season 4 premiered on December 1, 1981
December 24, 1981
Episode 13 of Season 4 premiered on December 24, 1981
December 31, 1981
Episode 14 of Season 4 premiered on December 31, 1981
January 5, 1982
Episode 15 of Season 4 premiered on January 5, 1982
April 6, 1982
Episode 16 of Season 4 premiered on April 6, 1982
April 13, 1982
Episode 17 of Season 4 premiered on April 13, 1982
April 20, 1982
Episode 18 of Season 4 premiered on April 20, 1982