May 14, 1969
Episode 1 of Season 4 premiered on May 14, 1969
May 21, 1969
Episode 2 of Season 4 premiered on May 21, 1969
May 28, 1969
Episode 3 of Season 4 premiered on May 28, 1969
June 4, 1969
Episode 4 of Season 4 premiered on June 4, 1969
June 11, 1969
Episode 5 of Season 4 premiered on June 11, 1969
June 18, 1969
Episode 6 of Season 4 premiered on June 18, 1969
June 25, 1969
Episode 7 of Season 4 premiered on June 25, 1969
July 2, 1969
Episode 8 of Season 4 premiered on July 2, 1969
July 9, 1969
Episode 9 of Season 4 premiered on July 9, 1969
July 16, 1969
Episode 10 of Season 4 premiered on July 16, 1969
July 23, 1969
Episode 11 of Season 4 premiered on July 23, 1969