Season 6
The Cosby Show
26 EPISODES • 1989
The sixth season of The Cosby Show aired on NBC from September 21, 1989 to May 3, 1990. It included an outtakes show that aired on March 15, 1990.

Season 5

Episodes

1: Denise: The Saga Continues
Sep 21, 1989
Denise returns from Africa, with a new husband and stepdaughter in tow. Joseph C. Phillips and Raven-Symoné join the cast as Martin and Olivia Kendall. Last appearance of Peter Costa as Peter.
2: Surf's Up
Sep 28, 1989
After recreating one of Cliff's stories, Theo and his roommates are kicked out of their apartment. First appearance of Keith Diamond as Danny. Guest appearance by Anthony Quinn.
3: I'm 'In' With the 'In' Crowd
Oct 5, 1989
Vanessa and her friends get drunk playing a drinking game. Pam Potillo as Janet. Elizabeth Narvaez as Kara. Guest appearance by Bill Cosby's real-life daughter Ensa Cosby, upon whom the character Vanessa is loosely based.
4: Denise Kendall: Navy Wife
Oct 12, 1989
Denise forgets to respond to a letter from the Navy and confirm that she and Martin want housing on the naval base in Rhode Island.
5: Theo's Gift
Oct 19, 1989
Theo is diagnosed with dyslexia, a learning disability which contributed to the academic problems he has had over the years. Michelle Thomas as Justine.
6: Denise Kendall: Babysitter
Oct 26, 1989
Denise and Olivia babysit Winnie and Nelson (Sondra and Elvin's twins).
7: Shall We Dance?
Nov 2, 1989
Rudy and one of her classmates have a crush on each other, but peer pressure could ruin things. Guest appearance by Elaine Stritch.
8: The Day the Spores Landed
Nov 9, 1989
Cliff dreams that men worldwide have become pregnant -- including his son Theo, his sons-in-law Elvin and Martin, and himself. Voice-over by NBC News correspondent John Palmer.
9: Cliff's Wet Adventure
Nov 16, 1989
Denise invites Martin's ex-wife Paula for Thanksgiving dinner. Clair continues to send Cliff to the store for last-minute groceries, despite the fact that it is a cold and rainy Thanksgiving Day. Victoria Rowell as Paula.
10: Grampy and Nu-Nu Visit the Huxtables
Nov 30, 1989
Martin's parents (Olivia's grandparents) come for a visit. Actor Moses Gunn and jazz singer Nancy Wilson guest star as Martin's parents.
11: Cliff la Dolce
Dec 7, 1989
Cliff is in charge while Clair and Denise are out of town. Guest: Elaine Stritch as Mrs. McGee
12: Getting to Know You
Dec 14, 1989
As Christmas approaches, Cliff and Martin get to know each other better. Denise and Martin recreate their wedding ceremony, which allows Cliff to give his daughter away.
13: Elvin Pays for Dinner
Jan 4, 1990
Elvin takes two female college friends to dinner to reminisce and Sondra becomes very upset.
14: Cliff's Nightmare
Jan 11, 1990
Guest appearance by The Muppets (Performed by Jerry Nelson, Dave Goelz, Richard Hunt, and Kevin Clash.) Voice-over by Wallace Shawn.
15: Denise Kendall: Singles Counselor
Jan 18, 1990
Denise causes trouble while trying to help Vanessa get a date.
16: The Birthday Party
Jan 25, 1990
Olivia's 4th birthday.
17: Not Everybody Loves the Blues
Feb 1, 1990
Theo thinks about proposing to Justine. Kenny, who was "born to sing the blues," gets the chance to sing with a legendary blues singer/guitarist. Deon Richmond as Kenny. Michelle Thomas as Justine. Guest appearance by B.B. King
18: Rudy's Walk on the Wild Side
Feb 8, 1990
Rudy steals money from Clair to buy a sweatshirt (Rudy and her friend Kim do the Electric Slide). Deon Richmond as Kenny.
19: Mr. Sandman
Feb 15, 1990
Rudy is forced to take tap dancing lessons for a school project. Cliff is presented with a "challenge" he cannot resist. Guest appearances by Howard "Sandman" Sims and Elaine Stritch.
20: Isn't It Romantic?
Feb 22, 1990
Cliff, Elvin and Martin secretly compete to determine who is the most romantic husband in the Huxtable family.
21: Theo's Dirty Laundry
Mar 15, 1990
Cliff and Clair discover that Theo has moved in with Justine. Last Appearance Of Michelle Thomas as Justine. Victoria Rowell as Paula.
22: What's It All About?
Mar 22, 1990
Clair is burned out from work and family pressures and hurries off to the woods.
23: Off to See the Wretched
Apr 5, 1990
Vanessa and her friends sneak out of town to attend a concert in Baltimore, but encounter huge problems along the way. Afterwards, she must face the wrath of Cliff and an infuriated Clair.
24: The Moves
Apr 19, 1990
The Huxtables' nerdy neighbor (Wallace Shawn) reinvents himself after a divorce.
25: Live and Learn
Apr 26, 1990
Denise wants to become a teacher . . . without finishing college. Guest appearance by Max Roach.
26: The Storyteller
May 3, 1990
"Gram Tee", Cliff's 98 year old great aunt, comes to visit the family.
Season 7
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